最新のMYSQL 006-002 005-002試験の問題集

近年、IT業種の発展はますます速くなることにつれて、ITを勉強する人は急激に多くなりました。人々は自分が将来何か成績を作るようにずっと努力しています。MYSQLの006-002 005-002試験はIT業種に欠くことができない認証ですから、試験に合格することに困っている人々はたくさんいます。ここで皆様に良い方法を教えてあげますよ。IT-Passports.comが提供したMYSQLの006-002 005-002トレーニング資料を利用する方法です。あなたが試験に合格することにヘルプをあげられますから。それにIT-Passports.comは１００パーセント合格率を保証します。あなたが任意の損失がないようにもし試験に合格しなければIT-Passports.comは全額で返金できます。

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IT業界の中でたくさんの野心的な専門家がいって、IT業界の中でより一層頂上まで一歩更に近く立ちたくてMYSQLの006-002 005-002試験に参加して認可を得たくて、MYSQL の006-002 005-002試験が難度の高いので合格率も比較的低いです。MYSQLの006-002 005-002試験を申し込むのは賢明な選択で今のは競争の激しいIT業界では、絶えず自分を高めるべきです。しかし多くの選択肢があるので君はきっと悩んでいましょう。

MYSQLの006-002 005-002の認定試験の受験生は試験に合格することが難しいというのをよく知っています。しかし、試験に合格することが成功への唯一の道ですから、試験を受けることを選ばなければなりません。職業価値を高めるために、あなたは認定試験に合格する必要があります。IT-Passports.comが開発された試験の問題と解答は異なるターゲットに含まれていますし、カバー率が高いですから、それを超える書籍や資料が絶対ありません。大勢の人たちの利用結果によると、IT-Passports.comの合格率は１００パーセントに達したのですから、絶対あなたが試験を受かることに重要な助けになれます。IT-Passports.comは唯一のあなたの向いている試験に合格する方法で、IT-Passports.comを選んだら、美しい未来を選んだということになります。

MYSQLの006-002 005-002認証試験のために少ないお金でよい成果を取られるのIT-Passports.comのは最良の選択でございます。IT-Passports.comは例年試験内容を提供したあなたに後悔しないように価値があるサイトだけではなく、無料の一年更新サービスも提供するに最も賢明な選択でございます。

試験番号：006-002問題集
試験科目：MYSQL 「Certified MySQL 5.0 DBA Part II」
問題と解答：全140問

試験番号：005-002問題集
試験科目：MYSQL 「Certified MySQL 5.0 DBA Part I」
問題と解答：全140問

IT業の多くの人がいくつか認証試験にパスしたくて、それなりの合格証明書が君に最大な上昇空間を与えます。この競争の激しい業界でとんとん拍子に出世させるのはMYSQLの006-002 005-002認定試験ですが、簡単にパスではありません。でもたくさんの方法があって、最も少ない時間をエネルギーをかかるのは最高です。

購入前にお試し,私たちの試験の質問と回答のいずれかの無料サンプルをダウンロード：http://www.it-passports.com/005-002.html

NO.1 Another user has issued the statement LOCK TABLE pets FOR WRITE
You can...
A. Update table pets
B. SELECT from table pets
C. Update and SELECT from table pets
D. None of the above
Answer: D

MYSQL参考書   005-002   005-002

NO.2 Which of the following best describes the scope of explicitly and implicitly set locks?
A. Explicitly set locks may span several commands.
B. Implicitly set locks may span several commands.
C. Implicitly set locks will span only one statement or transaction.
D. Explicitly set locks will span only one statement or transaction.
Answer: ABC

MYSQL   005-002認定試験   005-002練習問題

NO.3 Which of the following APIs/connectors are included in a MySQL distribution?
A. Connector/J
B. Connector/ODBC
C. C API
D. Connector/NET
E. Connector/MJX
Answer: C

MYSQL   005-002認証試験   005-002認定証   005-002   005-002

NO.4 Which of the following correctly defines dirty reads, non-repeatable reads and phantom row?
A. A dirty read is a read by one transaction of uncommitted changes made by another transaction.
B. A dirty read is a read by one transaction of its uncommitted changes.
C. A non-repeatable read occurs when a transaction performs the same retreival twice but gets a different
result each time.
D. A non-repeatable read is a row that appears where it was not visible before.
E. A phantom is a row that appears where it was not visible before.
F. A phantom is a read by one transaction of uncommitted changes made by another transaction.
Answer: ACE

MYSQL認定資格   005-002認定資格   005-002認定試験   005-002

NO.5 Which of the following are true regarding the table cache?
A. It is used to cache row data in open tables
B. It holds file descriptors for open tables
C. The size of the table cache may be set per-session
D. Each connection has its own table cache. They are of equal size, set globally.
E. There is one table cache, shared among all sessions.
F. Increasing the size of the variable table_cache allows mysqld to keep more tables open simultaneously
Answer: BEF

MYSQL認証試験   005-002   005-002   005-002

NO.6 MySQL is a multi-threaded database server. Every connection to the database server is handled by
it's own thread.
A. True
B. False
Answer: A

MYSQL参考書   005-002問題集   005-002   005-002参考書

NO.7 Which of the following are true for how BTREE and HASH index types should be used for MEMORY
tables?
A. HASH index types are only for use with equality comparisions such as those using the = and <=>
operators.
B. BTREE index types are preferable for use with comparisons that do not just use equality operators
such as = and <=>
C. BTREE index types are only for use with equality comparisons such as those using the = and <=>
operators.
D. HASH index types are preferable for use with comparisons that do not just use equality operators such
as = and <=>
Answer: AB

MYSQL問題集   005-002認定証   005-002   005-002   005-002

NO.8 Consider the following query:
DELETE FROM INFORMATION_SCHEMA.TABLES
WHERE table_schema = 'world'
AND table_name = 'Country'
What would be the result of executing this query?
A. An error would be issued
B. A warning would be issued
C. The row would be deleted from the INFORMATION_SCHEMA.TABLES table, and the table Country
would be dropped from the world database
D. The row would be deleted from the INFORMATION_SCHEMA, but the table Country in the world
database would be unaffected.
Answer: A

MYSQL   005-002認定資格   005-002過去問   005-002認定証   005-002問題集   005-002認証試験

NO.9 Which of the following best describes why table locking is often not desirable compared to page or row
locking?
A. Table locks can have deadlocks.
B. Table locks create concurrency issues.
C. Table locks prevent other clients from making any changes to the table until released.
D. Table locks can cause data corruption issues if more than one client tries to make changes while
locked.
Answer: BC

MYSQL   005-002   005-002認定資格

NO.10 mysqldump can be instructed to include commands to drop and recreate tables before trying to create
or load data.
A. True
B. False
Answer: A

MYSQL練習問題   005-002   005-002認証試験   005-002認証試験

NO.11 Assume you compile MySQL from source and invoke configure with the following options.
--with-charset=latin1 --with-extra-charsets=utf8,ucs2
Compared to a standard binary installation that contains many more character sets, which of the following
statements is/are true?
A. The compiled version will use less disk space, because only a few character sets will be installed on
disk.
B. The compiled version will use less memory, because only a few character sets will be loaded by the
server.
C. The compiled version will use less file handles, because only a few files need to be opened when the
server is started.
Answer: AB

MYSQL   005-002   005-002認定資格

NO.12 What are some properties of using LOCK TABLE?
A. Less work is required by the server to acquire and release locks.
B. It can only be used with the MyISAM storage engine.
C. Using LOCK TABLE sometimes decreases the amount disk reads and writes needed for a group of
statements.
D. All tables must be locked in a single statement.
E. It creates more disk activity.
Answer: ACD

MYSQL過去問   005-002過去問   005-002   005-002   005-002

NO.13 Which of the following are some general properties of the mysqlimport client program?
A. It loads data files into tables.
B. It can load files only on the server host.
C. It provides a command-line interface to the LOAD DATA INFILE.
D. It can load files both on the client and server host.
E. It bypasses the server and writes directly to the corresponding data files.
Answer: ACD

MYSQL   005-002問題集   005-002

NO.14 Which of the following steps should be taken to restore an InnoDB table to a consistent state without
having to shutdown the server?
A. Run the REPAIR TABLE command.
B. Dump the table with mysqldump, drop the table then re-create from the dump file.
C. Run the CHECK TABLE command.
D. Dump the table with mysqlhotcopy, drop the table then re-create with the backup file.
Answer: B

MYSQL過去問   005-002   005-002認定証

NO.15 Which of the following statements are true regarding table locks?
A. They can only be released by the client holding them.
B. They can be released by other connections than the client holding them.
C. They are implicitly released when the connection is closed.
D. They are not released when the connection is closed
Answer: AC

MYSQL   005-002認証試験   005-002   005-002参考書

NO.16 Suppose you have a column in which most records are going to be between 30 and 32 characters.
Which of the following column types would be most efficient?
A. VARCHAR
B. CHAR
C. TEXT
D. Either VARCHAR or CHAR
Answer: B

MYSQL   005-002   005-002認証試験   005-002参考書

NO.17 Index analysis and optimization using ANALYZE and OPTIMIZE statements should...
A. generally never be run manually
B. be run once the table reaches 100,000 rows or above
C. be run when more than 5% of the rows are changed by a single statement
D. be run when EXPLAIN SELECT shows that an inordinate amount of rows is expected to be read during
query execution
E. be run when you suspect that a table is heavily fragmented
Answer: DE

MYSQL参考書   005-002問題集   005-002練習問題   005-002過去問   005-002

NO.18 What are some advantages of using the SHOW command rather than using the
INFORMATION_SCHEMA?
A. It is available for releases older than MySQL 5.0.
B. It returns results quicker than using the INFORMATION_SCHEMA.
C. Using SHOW can provide more concise information.
D. SHOW is a feature of standard SQL, and INFORMATION_SCHEMA is a MySQL specific command.
Answer: AC

MYSQL認定試験   005-002過去問   005-002   005-002

NO.19 Which of the following actions are performed during an RPM installation of the MySQL server
package?
A. Setup a mysql user
B. Setup a mysql group
C. Initialize the data directory
D. Setup passwords for all default accounts.
Answer: ABC

MYSQL   005-002認証試験   005-002過去問   005-002

NO.20 Which of the following are some benefits of using MySQL built binaries over binaries built by yourself?
A. They are highly optimized.
B. They are cross-platform.
C. Many are built using commercial compilers that produce a better quality build than with freely available
compilers.
D. They will work with tools such as MySQL Administrator and MySQL Query Browser.
E. They may include libraries not available in the standard operating system library.
Answer: ACE

MYSQL   005-002   005-002認定資格   005-002認定資格

NO.21 In a standard MySQL installation which of following files are stored below the data directory?
A. Format files for all the tables
B. Data and index files for MyISAM tables
C. InnoDB tablespace files
D. General server logs
E. MySQL upgrade script files
Answer: ABCD

MYSQL認定試験   005-002   005-002認証試験   005-002練習問題

NO.22 Which of the following are requirements for MyISAM binary portability?
A. Both machines must use the same operating system.
B. Database and table names must use lowercase format.
C. Both machines must use IEEE floating-point format or contain no floating-point columns.
D. Both machines must use two's-complement integer arithmetic.
Answer: CD

MYSQL   005-002   005-002   005-002   005-002

NO.23 Will the following SELECT query list all of the tables in the INFORMATION_SCHEMA database? If not,
why?
SELECT TABLE_NAME FROM INFORMATION_SCHEMA.TABLES
WHERE TABLE_SCHEMA = 'INFORMATION_SCHEMA'
ORDER BY TABLE_NAME
A. Yes.
B. No; the INFORMATION_SCHEMA database does not contain information on itself.
C. No; the WHERE clause is incorrect. The correct field name is TABLE_SCHEMATA.
D. No; there is no table in the INFORMATION_SCHEMA database called TABLES.
Answer: A

MYSQL問題集   005-002過去問   005-002   005-002認定資格

NO.24 Which of the following statements are true?
A. InnoDB supports Foreign Keys.
B. MyISAM supports Foreign Keys.
C. InnoDB supports cascaded DELETE statements.
D. MyISAM supports cascaded DELETE statements.
E. InnoDB supports cascaded UPDATE statements.
F. MyISAM supports cascaded UPDATE statements.
Answer: ACE

MYSQL   005-002認定証   005-002認定試験   005-002   005-002練習問題

NO.25 Which of the following are some general capabilites of the mysql client program?
A. Create and Drop databases
B. Ping the server
C. Create, Drop, and modify tables and indexes.
D. Shutdown the server.
E. Create users.
F. Display replication server status.
Answer: ACEF

MYSQL   005-002   005-002   005-002認証試験

NO.26 Suppose you have a server that has been started with the --myisam-recover option. When does the
server perform the check on the MyISAM tables?
A. Each time the server is started.
B. Each time it encounters an error.
C. Each time it opens the MyISAM table files.
D. Each time the CHECK TABLE command is issued.
Answer: C

MYSQL練習問題   005-002参考書   005-002認定資格   005-002

NO.27 Which mysqld command line option disables incoming TCP/IP connections?
A. --shared-memory
B. --memlock
C. --no-networking
D. --skip-networking
Answer: D

MYSQL認定証   005-002認証試験   005-002   005-002練習問題

NO.28 Which of the following statements is true for mysqldump?
A. It can dump data only on remote servers.
B. It can dump data only on the local server.
C. It can dump data on both local and remote servers.
Answer: C

MYSQL認定試験   005-002参考書   005-002参考書   005-002   005-002

NO.29 The ANALYZE TABLE command should be used...
A. When you need to find out why a query is taking a long time to execute.
B. To improve performance by updating index distribution statistics.
C. After large amounts of table data have changed.
D. To check a tables structure to see if it may have been damaged and needs repair.
Answer: BC

MYSQL   005-002過去問   005-002認定試験   005-002認定試験

NO.30 Which of the following statements are true regarding the InnoDB storage engine?
A. It uses multiversioning to isolate transactions.
B. It is not possible for deadlocks to occur.
C. It does not isolate transactions.
D. It is possible for deadlocks to occur.
Answer: AD

MYSQL   005-002認定試験   005-002   005-002   005-002

注目のMYSQL 006-002認定試験の資格を取得しよう

IT-Passports.comのMYSQLの006-002試験のトレーニングキットはIT-Passports.comのIT技術専門家たちによって開発されたのです。そのデザインは当面の急速に変化するIT市場と密接な関係があります。IT-Passports.comのトレーニングはあなたを助けて継続的に発展している技術を利用して、問題を解決する能力を高めると同時に仕事についての満足度を向上させることができます。IT-Passports.comのMYSQLの006-002の認証したカバー率は１００パーセントに達したのですから、弊社の問題と解答を利用する限り、あなたがきっと気楽に試験に合格することを保証します。

IT業種は急激に発展しているこの時代で、IT専門家を称賛しなければならないです。彼らは自身が持っている先端技術で色々な便利を作ってくれます。それに、会社に大量な人的·物的資源を節約させると同時に、案外のうまい効果を取得しました。彼らの給料は言うまでもなく高いです。そのような人になりたいのですか。羨ましいですか。心配することはないです。IT-Passports.comのMYSQLの006-002トレーニング資料はあなたに期待するものを与えますから。IT-Passports.comを選ぶのは、成功を選ぶということになります。

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あなたはその他のMYSQL 006-002認証試験に関するツールサイトでも見るかも知れませんが、弊社はIT業界の中で重要な地位があって、IT-Passports.comの問題集は君に100%で合格させることと君のキャリアに変らせることだけでなく一年間中で無料でサービスを提供することもできます。

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MYSQLの006-002認証試験の合格証は多くのIT者になる夢を持つ方がとりたいです。でも、その試験はITの専門知識と経験が必要なので、合格するために一般的にも大量の時間とエネルギーをかからなければならなくて、助簡単ではありません。IT-Passports.comは素早く君のMYSQL試験に関する知識を補充できて、君の時間とエネルギーが節約させるウェブサイトでございます。IT-Passports.comのことに興味があったらネットで提供した部分資料をダウンロードしてください。

試験番号：006-002問題集
試験科目：MYSQL 「Certified MySQL 5.0 DBA Part II」
問題と解答：全140問

MYSQLの006-002の認定試験は当面いろいろな認証試験で最も価値がある試験の一つです。最近の数十年間で、コンピュータ科学の教育は世界各地の数多くの注目を得られています。MYSQLの006-002の認定試験はIT情報技術領域の欠くことができない一部ですから、IT領域の人々はこの試験認証に合格することを通じて自分自身の知識を増加して、他の分野で突破します。IT-Passports.comのMYSQLの006-002認定試験の問題と解答はそういう人たちのニーズを答えるために研究した成果です。この試験に合格することがたやすいことではないですから、適切なショートカットを選択するのは成功することの必要です。IT-Passports.comはあなたの成功を助けるために存在しているのですから、IT-Passports.comを選ぶということは成功を選ぶのことと等しいです。IT-Passports.comが提供した問題と解答はIT領域のエリートたちが研究と実践を通じて開発されて、十年間過ぎのIT認証経験を持っています。

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NO.1 Which of the following is/are valid reasons to consider using --skip-networking?
A. Your server is not networked to other servers.
B. You do not have a need for remote clients to connect.
C. You have a need for remote clients to connect.
D. You are not going to use replication or clustering.
Answer: B

MYSQL練習問題   006-002   006-002   006-002   006-002参考書

NO.2 Assuming that the user account 'joe'@'example.com' exists, executing DROP USER
'joe'@'example.com' has the following consequences:
A. The user account will immediately be removed from the server, if no object-level privileges are in effect
for that account
B. The account will be removed from the server the next time FLUSH PRIVILEGES is executed, if no
object-level privileges are in effect for that account
C. The account and all associated privileges will immediately be removed from the server
D. The user account and all associated privileges will be removed from the server the next time FLUSH
PRIVILEGES is executed.
Answer: C

MYSQL認定資格   006-002認定試験   006-002   006-002

NO.3 The stored function year_to_date is created by the 'root'@'localhost' account as follows:
CREATE FUNCTION year_to_date ()
RETURNS DECIMAL(10,2)
SQL SECURITY DEFINER
BEGIN
...
END;
Within the routine body, a number of calculations are made on data in the financials table and the
calculated value is returned. The only account which can access the financials table is 'root'@'localhost'.
If a client connects with the account 'joe'@'localhost' and calls the year_to_date function, what will
happen?
A. The function will not execute, as 'joe'@'localhost' does not have access to the financials table
B. The function will not execute as SQL SECURITY DEFINER has been specified. It would execute if
instead SQL SECURITY INVOKER had been specified
C. The function will always execute as if it was 'root'@'localhost' that invoked it since SQL SECURITY
DEFINER has been specified.
D. If the account 'joe'@'localhost' has the EXECUTE privilege on year_to_date, the function will complete
successfully
Answer: D

MYSQL   006-002練習問題   006-002認定資格

NO.4 When working with replication, why might you want to stop the SQL thread on the slave while keeping
the I/O thread running?
A. So that no changes are made while making backups.
B. So that events for the slave do not get backlogged on the master.
C. So that remaining events can be processed while not receiving new events from the master.
Answer: AB

MYSQL   006-002   006-002過去問

NO.5 Which of the following would be considered a good candidate table for compression?
A. A table with data that needs only few updates in the future.
B. A table with data that will not be updated in the future.
C. A large table, such as those used for data warehousing.
D. All MyISAM tables are good candidates for compression.
Answer: B

MYSQL   006-002   006-002

NO.6 The type of file system you chose may affect MySQL use and/or performance with regard to...
A. Table opening time.
B. Size limits of files.
C. Time to recover from a crash.
D. The number of users MySQL can handle.
E. The type of storage engines that can be used.
Answer: ABC

MYSQL   006-002   006-002   006-002   006-002

NO.7 Does max_connections have an affect on the number of slaves that may connect to a master?
A. No, because slaves are not really clients.
B. Yes, because each slave is effectively a connected user.
C. No, because slaves do not use the same type of connection as a regular client.
D. Yes, because if the server has too many connections, it may slow the slaves down.
Answer: B

MYSQL問題集   006-002認定証   006-002

NO.8 Which of the following statements best describe the key buffer?
A. It is a global buffer.
B. It is set on a per-connection basis.
C. It caches index blocks for MyISAM tables only.
D. It caches index blocks for InnoDB tables only.
E. It caches index blocks for all storage engine tables.
Answer: AC

MYSQL   006-002   006-002認定資格

NO.9 Which of the following best describe the effects on performance for the dynamic-row format for
MyISAM has?
A. Retrievals are more complex and slower.
B. Retrievals are less complex and are faster.
C. Rows generally take up less disk space than fixed-row format.
D. Rows generally take up more disk space than fixed-row format.
Answer: AC

MYSQL   006-002過去問   006-002認証試験   006-002

NO.10 Which of the following statements are true of compressed tables?
A. They can be uncompressed.
B. They can not be uncompressed.
C. They can be uncompressed but some data corruption may occur.
Answer: A

MYSQL   006-002問題集   006-002過去問

NO.11 For which of the following objects can privileges be specified?
A. Host
B. Global
C. Database
D. Table
E. Column
F. Row
Answer: BCDE

MYSQL問題集   006-002認定試験   006-002認証試験

NO.12 What kind of replication is supported by the MySQL server?
A. Multiple-master replication
B. Master to slave replication
C. Single file based clustering
D. MySQL doesn't support replication
Answer: B

MYSQL問題集   006-002   006-002練習問題

NO.13 When performing diagnostic functions on a server should excessive start and stop messages be looked
for in the error log, and why?
A. No, start and stop messages are of no relevance to diagnostics.
B. Yes, because there is a bug in mysqld that can cause multiple start and stop messages to be inserted
in the log.
C. No, because they will not provide any information as to what is wrong.
D. Yes, because they can indicate that there is something causing the server to restart unexpectedly and
not due to normal startup and shutdown.
Answer: D

MYSQL   006-002   006-002認定資格   006-002認定資格

NO.14 Which of the following are important network factors for remote MySQL clients?
A. Latency.
B. Firewalls.
C. Throughput speed.
D. The type of routers used.
Answer: AC

MYSQL問題集   006-002問題集   006-002   006-002   006-002

NO.15 Which of the following optimizations could be made based on data collected in the slow query log?
A. Tune server parameters.
B. Change the storage engines in use.
C. Make changes to the network infrastructure.
D. Rewrite queries to perform more efficiently.
E. Normalize data or add indexes to the tables that the queries use.
Answer: ABDE

MYSQL   006-002参考書   006-002   006-002   006-002

NO.16 How can stored routines be used to check for constraints or legality of incoming data?
A. They can make use of the VALIDATE DEFINER setting.
B. They can not be used to check for constraints or legality of data.
C. They can check and only perform an action if the incoming values match a specified value.
Answer: C

MYSQL認定試験   006-002練習問題   006-002認定証   006-002認定証

NO.17 In regards to security, which of the following statements are true?
A. mysqld should not be run as root or administrator.
B. mysqld should be run as root or administrator.
C. The user owning the server process should own all files and directories to which the server may write.
D. The root or admininistrator users should own all files related to the server process
Answer: AC

MYSQL   006-002   006-002   006-002

NO.18 Which of the following statements are true regarding the structure of grant tables in new distributions?
A. They change with every upgrade.
B. They are often changed.
C. They remain the same for backwards compatibility.
Answer: B

MYSQL   006-002認定証   006-002   006-002認証試験

NO.19 What are reasons to prefer using GRANT and REVOKE statements over editing the privilege tables
directly?
A. Using GRANT and REVOKE allows the server to figure out the right tables and do all the appropriate
work
B. All grant tables in memory are immediately updated on GRANT and REVOKE
C. Making changes directly to the grant tables, one must remember to execute flush privileges to make
the changes take effect
D. GRANT and REVOKE statements allow you to do more fine-grained tuning of user privileges than
does editing the grant tables directly.
E. None of the above
Answer: ABC

MYSQL   006-002認証試験   006-002

NO.20 Which of the following best describes what the master.info file contains and how it is used?
A. It contains the values from the CHANGE MASTER statement.
B. When the slave restarts it looks for which master to use from this file.
C. It contains information about the master server, its slaves and its configuration.
D. It is used by an administrator to determine what slaves connect to the master, and other information
about the master server.
Answer: AB

MYSQL   006-002   006-002

NO.21 Which of the following best describes why InnoDB tables should always have primary keys and why
they should be short?
A. Because InnoDB uses primary keys to locate tables, and shorter keys make quicker lookups.
B. Because InnoDB uses primary keys to locate table rows, and shorter keys make quicker lookups.
C. Because InnoDB stores pointers in a log to all the primary keys and shorter keys make this log smaller.
Answer: B

MYSQL過去問   006-002   006-002

NO.22 What type of resource limitations may be placed on a user account with the GRANT statement?
A. The number of times per hour that an account is allowed to connect to the server
B. The number of queries per hour an account is allowed to issue
C. The number of updates per hour an account is allowed to issue
D. The maximum number of simultaneous connections an account can have
E. Resource limits can only be specified globally, not per-account
F. MySQL does not have provisions for limiting resource usage
Answer: ABCD

MYSQL練習問題   006-002認証試験   006-002   006-002

NO.23 Consider the following:
mysql> EXPLAIN SELECT Name FROM Country WHERE Code = 'CAN'
*************************** 1. row ***************************
id: 1
select_type: SIMPLE
table: Country
type: const
possible_keys: PRIMARY
key: PRIMARY
key_len: 3
ref: const
rows: 1
Extra:
Which of the following best describes the meaning of the value of the type column?
A. The table has exactly one row.
B. Several rows may be read from the table.
C. Only one row of all its rows need to be read.
Answer: C

MYSQL過去問   006-002過去問   006-002認定試験   006-002   006-002   006-002参考書

NO.24 Can multi-column FULLTEXT indexes be used? If so, when?
A. No, they can not be used.
B. Yes, they should be used to search multiple columns simultaneously.
C. Yes, they can be used to search either one or all of the indexed columns.
Answer: B

MYSQL認定証   006-002過去問   006-002認定資格

NO.25 Is it possible to tell the MySQL server to throw an error on division-by-zero rather than converting it to
NULL and a warning?
A. No, it has to be done programmatically.
B. Yes, by updating a system variable.
C. Yes, there is a SQL mode that exists for that.
D. No, division-by-zero is always converted regardless of any setting.
Answer: C

MYSQL   006-002   006-002   006-002認定証

NO.26 Consider the following EXPLAIN output.
mysql> EXPLAIN SELECT Name FROM City WHERE Population > 8000000
*************************** 1. row ***************************
id: 1
select_type: SIMPLE
table: City
type: ALL
possible_keys: NULL
key: NULL
key_len: NULL
ref: NULL
rows: 4079
Extra: Using where
Which of the following statements are true?
A. The query cannot be optimized any better.
B. No index could be used to perform the query.
C. All 4079 rows of the table need to examined.
D. The Name column should be indexed.
E. The Population column should be indexed.
Answer: BCE

MYSQL過去問   006-002   006-002   006-002参考書

NO.27 The user 'joe' connecting from the host example.com has full access to all databases on the server:
mysql> SHOW GRANTS FOR 'joe'@'example.com';
+----------------------------------------------------+
| Grants for joe@example.com |
+----------------------------------------------------+
| GRANT ALL PRIVILEGES ON *.* TO 'joe'@'example.com' |
+----------------------------------------------------+
1 row in set (0.00 sec)
You need to restrict the user from accessing the mysql database. Will the following statement do this?
REVOKE ALL PRIVILEGES ON mysql.* FROM 'joe'@'example.com'
A. Yes
B. No
C. The answer cannot be determined from the information provided.
Answer: B

MYSQL認定試験   006-002   006-002   006-002   006-002認定証   006-002

NO.28 In the following query, the Population column is indexed:
mysql> EXPLAIN SELECT Name
-> FROM Country
-> WHERE Code LIKE '%B%' AND Population > 10000
*************************** 1. row ***************************
id: 1
select_type: SIMPLE
table: Country
type: ALL
possible_keys: i_pop
key: NULL
key_len: NULL
ref: NULL
rows: 239
Extra: Using where
Which of the following best describes how to deal with the key value of the EXPLAIN output?
A. Use FORCE KEY
B. Use USE INDEX.
C. Use FORCE INDEX.
D. Use USE POSSIBLE_KEY
Answer: BC

MYSQL問題集   006-002過去問   006-002

NO.29 Which of the following statements are true regarding wildcards in the host name of an account
specification?
A. The '%' character is used to match any number of characters or numbers
B. The '*' character is used to match any number of characters or numbers
C. The '_' character is used to match any number of characters or numbers
D. The '.' character is used to match any single character or number
E. Wildcards may be used to match any number of characters at the beginning of the host name or IP
address only
F. Wildcards may be used to match any number of characters at the end of the host name or IP address
only
G. Wildcards may be used to match any number of characters anywhere in the host name or IP address
Answer: AG

MYSQL   006-002   006-002認定証   006-002

NO.30 Which of the following best describes what MASTER_LOG_FILE and MASTER_LOG_POS provides?
A. The path of the log file.
B. The file to log replication actions to.
C. The masters binary log name used for replication.
D. The position in the masters binary log in which to start replication.
Answer: CD

MYSQL過去問   006-002認証試験   006-002問題集   006-002認定資格   006-002

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試験番号：010-002問題集
試験科目：MYSQL 「Certified MySQL Associate (English)」
問題と解答：全50問

試験番号：006-002問題集
試験科目：MYSQL 「Certified MySQL 5.0 DBA Part II」
問題と解答：全140問

試験番号：005-002問題集
試験科目：MYSQL 「Certified MySQL 5.0 DBA Part I」
問題と解答：全140問

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NO.1 The stored function year_to_date is created by the 'root'@'localhost' account as follows:
CREATE FUNCTION year_to_date ()
RETURNS DECIMAL(10,2)
SQL SECURITY DEFINER
BEGIN
...
END;
Within the routine body, a number of calculations are made on data in the financials table and the
calculated value is returned. The only account which can access the financials table is 'root'@'localhost'.
If a client connects with the account 'joe'@'localhost' and calls the year_to_date function, what will
happen?
A. The function will not execute, as 'joe'@'localhost' does not have access to the financials table
B. The function will not execute as SQL SECURITY DEFINER has been specified. It would execute if
instead SQL SECURITY INVOKER had been specified
C. The function will always execute as if it was 'root'@'localhost' that invoked it since SQL SECURITY
DEFINER has been specified.
D. If the account 'joe'@'localhost' has the EXECUTE privilege on year_to_date, the function will complete
successfully
Answer: D

MYSQL   006-002認証試験   006-002認定証   006-002

NO.2 Which of the following statements are true regarding the structure of grant tables in new distributions?
A. They change with every upgrade.
B. They are often changed.
C. They remain the same for backwards compatibility.
Answer: B

MYSQL参考書   006-002認証試験   006-002練習問題   006-002   006-002過去問

NO.3 When performing diagnostic functions on a server should excessive start and stop messages be looked
for in the error log, and why?
A. No, start and stop messages are of no relevance to diagnostics.
B. Yes, because there is a bug in mysqld that can cause multiple start and stop messages to be inserted
in the log.
C. No, because they will not provide any information as to what is wrong.
D. Yes, because they can indicate that there is something causing the server to restart unexpectedly and
not due to normal startup and shutdown.
Answer: D

MYSQL認定資格   006-002   006-002   006-002   006-002認定証

NO.4 Which of the following statements are true regarding wildcards in the host name of an account
specification?
A. The '%' character is used to match any number of characters or numbers
B. The '*' character is used to match any number of characters or numbers
C. The '_' character is used to match any number of characters or numbers
D. The '.' character is used to match any single character or number
E. Wildcards may be used to match any number of characters at the beginning of the host name or IP
address only
F. Wildcards may be used to match any number of characters at the end of the host name or IP address
only
G. Wildcards may be used to match any number of characters anywhere in the host name or IP address
Answer: AG

MYSQL認定試験   006-002   006-002   006-002問題集

NO.5 The user 'joe' connecting from the host example.com has full access to all databases on the server:
mysql> SHOW GRANTS FOR 'joe'@'example.com';
+----------------------------------------------------+
| Grants for joe@example.com |
+----------------------------------------------------+
| GRANT ALL PRIVILEGES ON *.* TO 'joe'@'example.com' |
+----------------------------------------------------+
1 row in set (0.00 sec)
You need to restrict the user from accessing the mysql database. Will the following statement do this?
REVOKE ALL PRIVILEGES ON mysql.* FROM 'joe'@'example.com'
A. Yes
B. No
C. The answer cannot be determined from the information provided.
Answer: B

MYSQL   006-002認定試験   006-002   006-002

NO.6 Can multi-column FULLTEXT indexes be used? If so, when?
A. No, they can not be used.
B. Yes, they should be used to search multiple columns simultaneously.
C. Yes, they can be used to search either one or all of the indexed columns.
Answer: B

MYSQL問題集   006-002   006-002認証試験

NO.7 Which of the following best describes what the master.info file contains and how it is used?
A. It contains the values from the CHANGE MASTER statement.
B. When the slave restarts it looks for which master to use from this file.
C. It contains information about the master server, its slaves and its configuration.
D. It is used by an administrator to determine what slaves connect to the master, and other information
about the master server.
Answer: AB

MYSQL   006-002認定証   006-002過去問

NO.8 Which of the following would be considered a good candidate table for compression?
A. A table with data that needs only few updates in the future.
B. A table with data that will not be updated in the future.
C. A large table, such as those used for data warehousing.
D. All MyISAM tables are good candidates for compression.
Answer: B

MYSQL過去問   006-002認証試験   006-002

NO.9 When working with replication, why might you want to stop the SQL thread on the slave while keeping
the I/O thread running?
A. So that no changes are made while making backups.
B. So that events for the slave do not get backlogged on the master.
C. So that remaining events can be processed while not receiving new events from the master.
Answer: AB

MYSQL問題集   006-002   006-002   006-002練習問題   006-002

NO.10 Consider the following:
mysql> EXPLAIN SELECT Name FROM Country WHERE Code = 'CAN'
*************************** 1. row ***************************
id: 1
select_type: SIMPLE
table: Country
type: const
possible_keys: PRIMARY
key: PRIMARY
key_len: 3
ref: const
rows: 1
Extra:
Which of the following best describes the meaning of the value of the type column?
A. The table has exactly one row.
B. Several rows may be read from the table.
C. Only one row of all its rows need to be read.
Answer: C

MYSQL   006-002認定資格   006-002

NO.11 The type of file system you chose may affect MySQL use and/or performance with regard to...
A. Table opening time.
B. Size limits of files.
C. Time to recover from a crash.
D. The number of users MySQL can handle.
E. The type of storage engines that can be used.
Answer: ABC

MYSQL認定証   006-002問題集   006-002   006-002参考書   006-002認証試験

NO.12 Which of the following best describe the effects on performance for the dynamic-row format for
MyISAM has?
A. Retrievals are more complex and slower.
B. Retrievals are less complex and are faster.
C. Rows generally take up less disk space than fixed-row format.
D. Rows generally take up more disk space than fixed-row format.
Answer: AC

MYSQL認証試験   006-002   006-002練習問題   006-002

NO.13 What type of resource limitations may be placed on a user account with the GRANT statement?
A. The number of times per hour that an account is allowed to connect to the server
B. The number of queries per hour an account is allowed to issue
C. The number of updates per hour an account is allowed to issue
D. The maximum number of simultaneous connections an account can have
E. Resource limits can only be specified globally, not per-account
F. MySQL does not have provisions for limiting resource usage
Answer: ABCD

MYSQL参考書   006-002   006-002過去問

NO.14 Which of the following best describes what MASTER_LOG_FILE and MASTER_LOG_POS provides?
A. The path of the log file.
B. The file to log replication actions to.
C. The masters binary log name used for replication.
D. The position in the masters binary log in which to start replication.
Answer: CD

MYSQL   006-002認定試験   006-002

NO.15 Is it possible to tell the MySQL server to throw an error on division-by-zero rather than converting it to
NULL and a warning?
A. No, it has to be done programmatically.
B. Yes, by updating a system variable.
C. Yes, there is a SQL mode that exists for that.
D. No, division-by-zero is always converted regardless of any setting.
Answer: C

MYSQL問題集   006-002   006-002参考書   006-002参考書

NO.16 What are reasons to prefer using GRANT and REVOKE statements over editing the privilege tables
directly?
A. Using GRANT and REVOKE allows the server to figure out the right tables and do all the appropriate
work
B. All grant tables in memory are immediately updated on GRANT and REVOKE
C. Making changes directly to the grant tables, one must remember to execute flush privileges to make
the changes take effect
D. GRANT and REVOKE statements allow you to do more fine-grained tuning of user privileges than
does editing the grant tables directly.
E. None of the above
Answer: ABC

MYSQL問題集   006-002   006-002

NO.17 How can stored routines be used to check for constraints or legality of incoming data?
A. They can make use of the VALIDATE DEFINER setting.
B. They can not be used to check for constraints or legality of data.
C. They can check and only perform an action if the incoming values match a specified value.
Answer: C

MYSQL   006-002過去問   006-002認定証   006-002練習問題   006-002

NO.18 What kind of replication is supported by the MySQL server?
A. Multiple-master replication
B. Master to slave replication
C. Single file based clustering
D. MySQL doesn't support replication
Answer: B

MYSQL   006-002練習問題   006-002認定証   006-002認定証

NO.19 Does max_connections have an affect on the number of slaves that may connect to a master?
A. No, because slaves are not really clients.
B. Yes, because each slave is effectively a connected user.
C. No, because slaves do not use the same type of connection as a regular client.
D. Yes, because if the server has too many connections, it may slow the slaves down.
Answer: B

MYSQL   006-002問題集   006-002認証試験   006-002問題集   006-002過去問

NO.20 Which of the following optimizations could be made based on data collected in the slow query log?
A. Tune server parameters.
B. Change the storage engines in use.
C. Make changes to the network infrastructure.
D. Rewrite queries to perform more efficiently.
E. Normalize data or add indexes to the tables that the queries use.
Answer: ABDE

MYSQL   006-002過去問   006-002参考書

NO.21 In the following query, the Population column is indexed:
mysql> EXPLAIN SELECT Name
-> FROM Country
-> WHERE Code LIKE '%B%' AND Population > 10000
*************************** 1. row ***************************
id: 1
select_type: SIMPLE
table: Country
type: ALL
possible_keys: i_pop
key: NULL
key_len: NULL
ref: NULL
rows: 239
Extra: Using where
Which of the following best describes how to deal with the key value of the EXPLAIN output?
A. Use FORCE KEY
B. Use USE INDEX.
C. Use FORCE INDEX.
D. Use USE POSSIBLE_KEY
Answer: BC

MYSQL   006-002認定証   006-002   006-002過去問   006-002

NO.22 Consider the following EXPLAIN output.
mysql> EXPLAIN SELECT Name FROM City WHERE Population > 8000000
*************************** 1. row ***************************
id: 1
select_type: SIMPLE
table: City
type: ALL
possible_keys: NULL
key: NULL
key_len: NULL
ref: NULL
rows: 4079
Extra: Using where
Which of the following statements are true?
A. The query cannot be optimized any better.
B. No index could be used to perform the query.
C. All 4079 rows of the table need to examined.
D. The Name column should be indexed.
E. The Population column should be indexed.
Answer: BCE

MYSQL認証試験   006-002認証試験   006-002   006-002

NO.23 Which of the following best describes why InnoDB tables should always have primary keys and why
they should be short?
A. Because InnoDB uses primary keys to locate tables, and shorter keys make quicker lookups.
B. Because InnoDB uses primary keys to locate table rows, and shorter keys make quicker lookups.
C. Because InnoDB stores pointers in a log to all the primary keys and shorter keys make this log smaller.
Answer: B

MYSQL参考書   006-002   006-002   006-002

NO.24 Assuming that the user account 'joe'@'example.com' exists, executing DROP USER
'joe'@'example.com' has the following consequences:
A. The user account will immediately be removed from the server, if no object-level privileges are in effect
for that account
B. The account will be removed from the server the next time FLUSH PRIVILEGES is executed, if no
object-level privileges are in effect for that account
C. The account and all associated privileges will immediately be removed from the server
D. The user account and all associated privileges will be removed from the server the next time FLUSH
PRIVILEGES is executed.
Answer: C

MYSQL   006-002認定資格   006-002練習問題

NO.25 Which of the following statements best describe the key buffer?
A. It is a global buffer.
B. It is set on a per-connection basis.
C. It caches index blocks for MyISAM tables only.
D. It caches index blocks for InnoDB tables only.
E. It caches index blocks for all storage engine tables.
Answer: AC

MYSQL   006-002   006-002練習問題   006-002練習問題

NO.26 Which of the following are important network factors for remote MySQL clients?
A. Latency.
B. Firewalls.
C. Throughput speed.
D. The type of routers used.
Answer: AC

MYSQL問題集   006-002認定証   006-002   006-002問題集   006-002

NO.27 Which of the following statements are true of compressed tables?
A. They can be uncompressed.
B. They can not be uncompressed.
C. They can be uncompressed but some data corruption may occur.
Answer: A

MYSQL認定試験   006-002   006-002認証試験

NO.28 In regards to security, which of the following statements are true?
A. mysqld should not be run as root or administrator.
B. mysqld should be run as root or administrator.
C. The user owning the server process should own all files and directories to which the server may write.
D. The root or admininistrator users should own all files related to the server process
Answer: AC

MYSQL認証試験   006-002過去問   006-002認定資格

NO.29 Which of the following is/are valid reasons to consider using --skip-networking?
A. Your server is not networked to other servers.
B. You do not have a need for remote clients to connect.
C. You have a need for remote clients to connect.
D. You are not going to use replication or clustering.
Answer: B

MYSQL   006-002   006-002認定試験

NO.30 For which of the following objects can privileges be specified?
A. Host
B. Global
C. Database
D. Table
E. Column
F. Row
Answer: BCDE

MYSQL   006-002参考書   006-002問題集   006-002   006-002過去問

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試験番号：006-002問題集
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NO.1 Which of the following are important network factors for remote MySQL clients?
A. Latency.
B. Firewalls.
C. Throughput speed.
D. The type of routers used.
Answer: AC

MYSQL問題集   006-002   006-002   006-002認証試験   006-002

NO.2 What kind of replication is supported by the MySQL server?
A. Multiple-master replication
B. Master to slave replication
C. Single file based clustering
D. MySQL doesn't support replication
Answer: B

MYSQL認定証   006-002   006-002

NO.3 Which of the following optimizations could be made based on data collected in the slow query log?
A. Tune server parameters.
B. Change the storage engines in use.
C. Make changes to the network infrastructure.
D. Rewrite queries to perform more efficiently.
E. Normalize data or add indexes to the tables that the queries use.
Answer: ABDE

MYSQL   006-002   006-002   006-002認定資格

NO.4 For which of the following objects can privileges be specified?
A. Host
B. Global
C. Database
D. Table
E. Column
F. Row
Answer: BCDE

MYSQL   006-002過去問   006-002

NO.5 The type of file system you chose may affect MySQL use and/or performance with regard to...
A. Table opening time.
B. Size limits of files.
C. Time to recover from a crash.
D. The number of users MySQL can handle.
E. The type of storage engines that can be used.
Answer: ABC

MYSQL参考書   006-002   006-002   006-002認定試験   006-002   006-002

NO.6 Which of the following statements are true regarding the structure of grant tables in new distributions?
A. They change with every upgrade.
B. They are often changed.
C. They remain the same for backwards compatibility.
Answer: B

MYSQL認定証   006-002   006-002   006-002問題集   006-002問題集

NO.7 The user 'joe' connecting from the host example.com has full access to all databases on the server:
mysql> SHOW GRANTS FOR 'joe'@'example.com';
+----------------------------------------------------+
| Grants for joe@example.com |
+----------------------------------------------------+
| GRANT ALL PRIVILEGES ON *.* TO 'joe'@'example.com' |
+----------------------------------------------------+
1 row in set (0.00 sec)
You need to restrict the user from accessing the mysql database. Will the following statement do this?
REVOKE ALL PRIVILEGES ON mysql.* FROM 'joe'@'example.com'
A. Yes
B. No
C. The answer cannot be determined from the information provided.
Answer: B

MYSQL   006-002   006-002   006-002   006-002過去問

NO.8 Does max_connections have an affect on the number of slaves that may connect to a master?
A. No, because slaves are not really clients.
B. Yes, because each slave is effectively a connected user.
C. No, because slaves do not use the same type of connection as a regular client.
D. Yes, because if the server has too many connections, it may slow the slaves down.
Answer: B

MYSQL認定資格   006-002参考書   006-002問題集   006-002参考書   006-002

NO.9 What type of resource limitations may be placed on a user account with the GRANT statement?
A. The number of times per hour that an account is allowed to connect to the server
B. The number of queries per hour an account is allowed to issue
C. The number of updates per hour an account is allowed to issue
D. The maximum number of simultaneous connections an account can have
E. Resource limits can only be specified globally, not per-account
F. MySQL does not have provisions for limiting resource usage
Answer: ABCD

MYSQL   006-002   006-002問題集   006-002認定資格   006-002

NO.10 How can stored routines be used to check for constraints or legality of incoming data?
A. They can make use of the VALIDATE DEFINER setting.
B. They can not be used to check for constraints or legality of data.
C. They can check and only perform an action if the incoming values match a specified value.
Answer: C

MYSQL過去問   006-002練習問題   006-002認定試験   006-002   006-002

NO.11 In regards to security, which of the following statements are true?
A. mysqld should not be run as root or administrator.
B. mysqld should be run as root or administrator.
C. The user owning the server process should own all files and directories to which the server may write.
D. The root or admininistrator users should own all files related to the server process
Answer: AC

MYSQL認定資格   006-002   006-002参考書   006-002   006-002参考書

NO.12 When working with replication, why might you want to stop the SQL thread on the slave while keeping
the I/O thread running?
A. So that no changes are made while making backups.
B. So that events for the slave do not get backlogged on the master.
C. So that remaining events can be processed while not receiving new events from the master.
Answer: AB

MYSQL   006-002   006-002   006-002

NO.13 In the following query, the Population column is indexed:
mysql> EXPLAIN SELECT Name
-> FROM Country
-> WHERE Code LIKE '%B%' AND Population > 10000
*************************** 1. row ***************************
id: 1
select_type: SIMPLE
table: Country
type: ALL
possible_keys: i_pop
key: NULL
key_len: NULL
ref: NULL
rows: 239
Extra: Using where
Which of the following best describes how to deal with the key value of the EXPLAIN output?
A. Use FORCE KEY
B. Use USE INDEX.
C. Use FORCE INDEX.
D. Use USE POSSIBLE_KEY
Answer: BC

MYSQL認定証   006-002   006-002練習問題   006-002   006-002練習問題   006-002過去問

NO.14 Is it possible to tell the MySQL server to throw an error on division-by-zero rather than converting it to
NULL and a warning?
A. No, it has to be done programmatically.
B. Yes, by updating a system variable.
C. Yes, there is a SQL mode that exists for that.
D. No, division-by-zero is always converted regardless of any setting.
Answer: C

MYSQL   006-002   006-002

NO.15 Which of the following best describe the effects on performance for the dynamic-row format for
MyISAM has?
A. Retrievals are more complex and slower.
B. Retrievals are less complex and are faster.
C. Rows generally take up less disk space than fixed-row format.
D. Rows generally take up more disk space than fixed-row format.
Answer: AC

MYSQL練習問題   006-002認定証   006-002問題集

NO.16 Which of the following best describes why InnoDB tables should always have primary keys and why
they should be short?
A. Because InnoDB uses primary keys to locate tables, and shorter keys make quicker lookups.
B. Because InnoDB uses primary keys to locate table rows, and shorter keys make quicker lookups.
C. Because InnoDB stores pointers in a log to all the primary keys and shorter keys make this log smaller.
Answer: B

MYSQL   006-002認証試験   006-002認定証   006-002過去問

NO.17 Consider the following EXPLAIN output.
mysql> EXPLAIN SELECT Name FROM City WHERE Population > 8000000
*************************** 1. row ***************************
id: 1
select_type: SIMPLE
table: City
type: ALL
possible_keys: NULL
key: NULL
key_len: NULL
ref: NULL
rows: 4079
Extra: Using where
Which of the following statements are true?
A. The query cannot be optimized any better.
B. No index could be used to perform the query.
C. All 4079 rows of the table need to examined.
D. The Name column should be indexed.
E. The Population column should be indexed.
Answer: BCE

MYSQL認定証   006-002問題集   006-002問題集   006-002

NO.18 When performing diagnostic functions on a server should excessive start and stop messages be looked
for in the error log, and why?
A. No, start and stop messages are of no relevance to diagnostics.
B. Yes, because there is a bug in mysqld that can cause multiple start and stop messages to be inserted
in the log.
C. No, because they will not provide any information as to what is wrong.
D. Yes, because they can indicate that there is something causing the server to restart unexpectedly and
not due to normal startup and shutdown.
Answer: D

MYSQL過去問   006-002問題集   006-002問題集   006-002

NO.19 Assuming that the user account 'joe'@'example.com' exists, executing DROP USER
'joe'@'example.com' has the following consequences:
A. The user account will immediately be removed from the server, if no object-level privileges are in effect
for that account
B. The account will be removed from the server the next time FLUSH PRIVILEGES is executed, if no
object-level privileges are in effect for that account
C. The account and all associated privileges will immediately be removed from the server
D. The user account and all associated privileges will be removed from the server the next time FLUSH
PRIVILEGES is executed.
Answer: C

MYSQL認定試験   006-002   006-002認定証   006-002練習問題

NO.20 What are reasons to prefer using GRANT and REVOKE statements over editing the privilege tables
directly?
A. Using GRANT and REVOKE allows the server to figure out the right tables and do all the appropriate
work
B. All grant tables in memory are immediately updated on GRANT and REVOKE
C. Making changes directly to the grant tables, one must remember to execute flush privileges to make
the changes take effect
D. GRANT and REVOKE statements allow you to do more fine-grained tuning of user privileges than
does editing the grant tables directly.
E. None of the above
Answer: ABC

MYSQL   006-002   006-002認定資格   006-002

NO.21 Can multi-column FULLTEXT indexes be used? If so, when?
A. No, they can not be used.
B. Yes, they should be used to search multiple columns simultaneously.
C. Yes, they can be used to search either one or all of the indexed columns.
Answer: B

MYSQL   006-002   006-002   006-002練習問題

NO.22 Which of the following best describes what the master.info file contains and how it is used?
A. It contains the values from the CHANGE MASTER statement.
B. When the slave restarts it looks for which master to use from this file.
C. It contains information about the master server, its slaves and its configuration.
D. It is used by an administrator to determine what slaves connect to the master, and other information
about the master server.
Answer: AB

MYSQL   006-002練習問題   006-002   006-002   006-002問題集

NO.23 Consider the following:
mysql> EXPLAIN SELECT Name FROM Country WHERE Code = 'CAN'
*************************** 1. row ***************************
id: 1
select_type: SIMPLE
table: Country
type: const
possible_keys: PRIMARY
key: PRIMARY
key_len: 3
ref: const
rows: 1
Extra:
Which of the following best describes the meaning of the value of the type column?
A. The table has exactly one row.
B. Several rows may be read from the table.
C. Only one row of all its rows need to be read.
Answer: C

MYSQL認定試験   006-002練習問題   006-002認定試験   006-002認定試験   006-002過去問

NO.24 Which of the following best describes what MASTER_LOG_FILE and MASTER_LOG_POS provides?
A. The path of the log file.
B. The file to log replication actions to.
C. The masters binary log name used for replication.
D. The position in the masters binary log in which to start replication.
Answer: CD

MYSQL   006-002問題集   006-002   006-002練習問題

NO.25 The stored function year_to_date is created by the 'root'@'localhost' account as follows:
CREATE FUNCTION year_to_date ()
RETURNS DECIMAL(10,2)
SQL SECURITY DEFINER
BEGIN
...
END;
Within the routine body, a number of calculations are made on data in the financials table and the
calculated value is returned. The only account which can access the financials table is 'root'@'localhost'.
If a client connects with the account 'joe'@'localhost' and calls the year_to_date function, what will
happen?
A. The function will not execute, as 'joe'@'localhost' does not have access to the financials table
B. The function will not execute as SQL SECURITY DEFINER has been specified. It would execute if
instead SQL SECURITY INVOKER had been specified
C. The function will always execute as if it was 'root'@'localhost' that invoked it since SQL SECURITY
DEFINER has been specified.
D. If the account 'joe'@'localhost' has the EXECUTE privilege on year_to_date, the function will complete
successfully
Answer: D

MYSQL   006-002認定資格   006-002認定資格   006-002問題集   006-002認定資格

NO.26 Which of the following would be considered a good candidate table for compression?
A. A table with data that needs only few updates in the future.
B. A table with data that will not be updated in the future.
C. A large table, such as those used for data warehousing.
D. All MyISAM tables are good candidates for compression.
Answer: B

MYSQL練習問題   006-002練習問題   006-002

NO.27 Which of the following statements are true regarding wildcards in the host name of an account
specification?
A. The '%' character is used to match any number of characters or numbers
B. The '*' character is used to match any number of characters or numbers
C. The '_' character is used to match any number of characters or numbers
D. The '.' character is used to match any single character or number
E. Wildcards may be used to match any number of characters at the beginning of the host name or IP
address only
F. Wildcards may be used to match any number of characters at the end of the host name or IP address
only
G. Wildcards may be used to match any number of characters anywhere in the host name or IP address
Answer: AG

MYSQL   006-002   006-002過去問

NO.28 Which of the following is/are valid reasons to consider using --skip-networking?
A. Your server is not networked to other servers.
B. You do not have a need for remote clients to connect.
C. You have a need for remote clients to connect.
D. You are not going to use replication or clustering.
Answer: B

MYSQL   006-002   006-002   006-002認定証   006-002   006-002

NO.29 Which of the following statements are true of compressed tables?
A. They can be uncompressed.
B. They can not be uncompressed.
C. They can be uncompressed but some data corruption may occur.
Answer: A

MYSQL認定証   006-002認定資格   006-002過去問

NO.30 Which of the following statements best describe the key buffer?
A. It is a global buffer.
B. It is set on a per-connection basis.
C. It caches index blocks for MyISAM tables only.
D. It caches index blocks for InnoDB tables only.
E. It caches index blocks for all storage engine tables.
Answer: AC

MYSQL認定資格   006-002   006-002

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試験科目：MYSQL 「MySQL 5.0 Database Administrator Certified Professional Exam, Part I」
問題と解答：全139問

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試験科目：MYSQL 「MySQL 5.0 Developer Certified Professional Exam, Part II」
問題と解答：全70問

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試験科目：MYSQL 「MySQL 5.0 Developer Certified Professional Exam, Part I」
問題と解答：全69問

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試験科目：MYSQL 「MySQL 5.0, 5.1 and 5.5 Certified Associate Exam」
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NO.1 Which of the following package types are provided specifically for UNIX-style OS installations?
A. Essentials
B. RPM
C. Source
D. tar-packaged binary
Answer: B

MYSQL   1Z0-873認証試験   1Z0-873認定証   1Z0-873

NO.2 Which of the following is true for the command-line programs mysqlcheck and myisamchk?
A. mysqlcheck must run on the server to perform checks and repairs and myisamchk can perform checks
and repairs on a remote server.
B. mysqlcheck can perform checks and repairs on a remote server, and myisamchk must run on the
server.
C. Both mysqlcheck and myisamchk can perform checks and repairs on a remote server.
D. Neither mysqlcheck or myisamchk can perform checks and repairs on a remote server.
Answer: B

MYSQL問題集   1Z0-873   1Z0-873過去問   1Z0-873認定試験   1Z0-873

NO.3 mysqldump can be instructed to dump...
A. Only table structures
B. Only data
C. Both table structures and data
Answer: C

MYSQL   1Z0-873   1Z0-873認証試験   1Z0-873   1Z0-873

NO.4 Which of the following statements correctly describes the way to enable and use shared memory
connections to the MySQL database server?
A. Shared memory connections are available by default on all platforms, but must have TCP/IP
networking disabled by using the --skip-networking option.
B. Shared memory connections are supported on all windows binaries, and is enabled by default.
C. Shared memory connections are supported on all windows binaries, and must be enabled by using the
--shared-memory command line option.
D. Shared memory is not a supported communication method for the MySQL database server.
Answer: C

MYSQL   1Z0-873参考書   1Z0-873   1Z0-873

NO.5 Which one of the following statements can be used to start MySQL 5.0 manually from the command line
on windows?
A. C:\> C:\Program Files\MySQL\MySQL Server 5.0\bin\mysqladmin -u root start
B. C:\> C:\Program Files\MySQL\MySQL Server 5.0\bin\mysqld
C. C:\> C:\Program Files\MySQL\MySQL Server 5.0\bin\mysql_start
Answer: B

MYSQL   1Z0-873練習問題   1Z0-873   1Z0-873

NO.6 Which of the following APIs/connectors are included in a MySQL distribution?
A. Connector/J
B. Connector/ODBC
C. C API
D. Connector/NET
E. Connector/MJX
Answer: C

MYSQL参考書   1Z0-873問題集   1Z0-873   1Z0-873練習問題

NO.7 MySQL is a multi-threaded database server. Every connection to the database server is handled by it's
own thread.
A. True
B. False
Answer: A

MYSQL   1Z0-873問題集   1Z0-873   1Z0-873問題集   1Z0-873認定試験

NO.8 Another user has issued LOCK TABLES pets READ You can...?
A. Update table pets
B. SELECT from table pets
C. UPDATE and SELECT from table pets
D. None of the above
Answer: B

MYSQL   1Z0-873   1Z0-873問題集

NO.9 Which of the following is true of a MySQL client and server?
A. They must be run on the same type of Operating System.
B. They must be run on the same hardware architecture.
C. They do not have to be run on the same type of Operating System.
D. They do not have to be run on the same hardware architecture.
Answer: C,D

MYSQL   1Z0-873   1Z0-873

NO.10 Which of the following best describes how MySQL utilizes the grant table buffers?
A. The grant table buffer loads grant table information into memory for fast access.
B. The grant table buffer loads what users are currently logged in and performing queries.
C. The grant table buffer holds requests waiting to check the grant table to perform access-control.
Answer: A

MYSQL問題集   1Z0-873過去問   1Z0-873認証試験   1Z0-873   1Z0-873練習問題   1Z0-873

NO.11 Which of the following statements are true regarding the data directory on a Windows binary
installation?
A. A script needs to be run to initialize it after installation.
B. It comes pre-initialized.
C. You can choose to pre-initialize it or initialize it manually during the installation.
Answer: B

MYSQL   1Z0-873   1Z0-873練習問題   1Z0-873認定資格   1Z0-873認定試験

NO.12 Which mysqld command line option disables incoming TCP/IP connections?
A. --shared-memory
B. --memlock
C. --no-networking
D. --skip-networking
Answer: D

MYSQL   1Z0-873練習問題   1Z0-873問題集   1Z0-873

NO.13 Of the following mechanisms available to connect a MySQL client to a MySQL database server, which
types of connections are only available on Windows based systems?
A. TCP/IP
B. Sockets
C. Shared Memory
D. Named Pipes
Answer: C,D

MYSQL   1Z0-873   1Z0-873

NO.14 Which of the following is true for how the InnoDB storage engine uses diskspace?
A. It stores its data, index and undo information all in its own tablespace.
B. It stores its data in .MYD files, in the respective database directory, and its index and undo information
in its own tablespace.
C. It stores its data and index in .MYD and .MYI files, in the respective database directory, and undo
information in its own tablespace.
D. It stores its data, index and undo information in .MYD and .MYI files, in the respective database
directory.
Answer: A

MYSQL   1Z0-873   1Z0-873問題集   1Z0-873認定試験

NO.15 When making connections to a MySQL server on a Unix platform, which of the following is true?
A. TCP/IP connections are faster than socket file connections.
B. Socket file connections are faster than TCP/IP connections.
C. TCP/IP and Socket file connections are equally as fast.
Answer: B

MYSQL   1Z0-873   1Z0-873認定試験   1Z0-873

NO.16 Which of the following are requirements for InnoDB binary portability?
A. Both machines must use the same operating system.
B. Database and table names must use lowercase format.
C. Both machines must use two's-complement integer arithmetic.
D. Both machines must use IEEE floating-point format or contain no floating-point columns.
Answer: B

MYSQL認証試験   1Z0-873練習問題   1Z0-873認証試験   1Z0-873

NO.17 Which of the following best describes the processing model for how the MySQL server handles
queries?
A. The server uses a one-tier processing model in which each storage engine optimizes and processes
each query issued against it.
B. The server uses a two-tier processing model: a SQL/optimizer tier and a storage engine tier.
C. The server uses a three-tier processing model: a SQL/optimizer tier, a formatting tier and a storage
engine tier.
Answer: B

MYSQL   1Z0-873認証試験   1Z0-873認定資格   1Z0-873認証試験

NO.18 In a standard MySQL installation which of following files are stored below the data directory?
A. Format files for all the tables
B. Data and index files for MyISAM tables
C. InnoDB tablespace files
D. General server logs
E. MySQL upgrade script files
Answer: A,B,C,D

MYSQL過去問   1Z0-873認定資格   1Z0-873認証試験   1Z0-873

NO.19 Where is the data stored for a table that is defined as using the FEDERATED Storage Engine?
A. The data will always be stored on the local host.
B. The data will always be stored on a remote host.
C. The data can be stored on any host depending on the definition of the table.
D. The data will always be stored on disk.
E. The data will always be stored in memory.
F. The data will be stored according to the storage engine of the referenced table.
Answer: B

MYSQL   1Z0-873   1Z0-873

NO.20 Which of the following statements are true for locks established by the InnoDB storage engine?
A. It sometimes escalates locks to page level.
B. It sometimes escalates locks to table level.
C. It sometimes escalates locks to page or table level.
D. It never escalates locks to page or table level.
Answer: D

MYSQL   1Z0-873   1Z0-873参考書

最新MYSQL 1Z0-871試験の練習問題と解答

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試験番号：1Z0-871問題集
試験科目：MYSQL 「MySQL 5.0 Developer Certified Professional Exam, Part I」
問題と解答：全69問

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NO.1 Which of the following are a valid identifier for the user table in the mysql database.?
A. mysql.user
B. `mysql.user`
C. `mysql`.`user`
D. mysql.`user`
Answer: A,C,D

MYSQL   1Z0-871過去問   1Z0-871

NO.2 Consider the following:
Which of the quoted values below will be returned for the name field in the SELECT results?
A. ' Tom'
B. ' Tom '
C. 'Tom'
D. 'Tom '
Answer: B

MYSQL認証試験   1Z0-871問題集   1Z0-871   1Z0-871参考書

NO.3 Which of the following statements will provide a list of all of the databases with a name that starts with
'world'?
A. SELECT SCHEMA_NAME AS `Database` FROM INFORMATION_SCHEMA.SCHEMATA
WHERE SCHEMA_NAME LIKE 'world%'
B. SELECT SCHEMA_NAME AS `Database` FROM SCHEMATA_INFORMATION.SCHEMATA
WHERE SCHEMA_NAME LIKE 'world%'
C. SELECT NAME AS `Database` FROM INFORMATION_SCHEMA.DATABASE WHERE NAME
LIKE 'world%'
D. SELECT NAME AS `Database` FROM SCHEMATA_INFORMATION.DATABASE WHERE
NAME LIKE 'world%'
Answer: A

MYSQL   1Z0-871   1Z0-871   1Z0-871

NO.4 In non-strict mode, assuming that the table city does not already exist and you execute the following
sequence of commands: CREATE TABLE city (city_name CHAR(5)) INSERT INTO city (city_name)
VALUES ('NEW YORK'), ('TOKYO'), (23+345), ('LONDON') -- Ignoring any errors or warnings that may be
issued, which values are now in the table?
A. 'NEW YORK', 'TOKYO', '23+345', 'LONDON'
B. 'NEW Y', 'TOKYO', '23+34', 'LONDO'
C. 'NEW YORK', 'TOKYO', ' ', 'LONDON'
D. 'NEW Y', 'TOKYO', '368', 'LONDO'
E. 'NEW YORK', 'TOKYO', '368', 'LONDON'
Answer: D

MYSQL   1Z0-871   1Z0-871

NO.5 Which of the following are true in relation to character set and collation relationships in MySQL?
A. A collation may belong to only one character set.
B. A collation may belong to many character sets.
C. A character set may have only one collation.
D. A character set may have many collations.
Answer: A,D

MYSQL   1Z0-871認証試験   1Z0-871   1Z0-871

NO.6 Which of the following statements are true? Databases don't have a default character set or collation.
A. Databases don't have a default character set or collation.
B. Database have a default character set and a default collation.
C. When creating a table within a database without specifying a character set and a collation, the default
character set and collation from the database are being used.
D. If a default character set and collation are defined for a database, settings for tables defined in that
database will be ignored.
Answer: C,D

MYSQL   1Z0-871   1Z0-871練習問題   1Z0-871   1Z0-871認定証

NO.7 You want to create two databases, test and Test. Which of the following statements is true?
A. You can create both databases because database names in MySQL are case sensitive.
B. You can create both databases when your operating system supports case sensitive directory names.
C. You can create both databases when you quote delimited the database names like `test` and `Test`.
D. You can create both databases since t and T are different in the ASCII character set.
Answer: B

MYSQL練習問題   1Z0-871過去問   1Z0-871

NO.8 Is the following statement true or false? "Each database corresponds to a single directory under data
directory, regardless of what storage engine table uses in the database"
A. true
B. false
Answer: A

MYSQL問題集   1Z0-871認定試験   1Z0-871   1Z0-871   1Z0-871   1Z0-871

NO.9 Ignoring any warnings that may be issued, which of the following statements will delete the `world`
database and its entire contents on execution, but return no error if it doesn't exist?
A. DROP DATABASE `world` IGNORE ERRORS
B. DROP IF EXISTS DATABASE `world`
C. DROP DATABASE IF EXISTS `world`
D. DELETE DATABASE `world` IGNORE ERRORS
E. DELETE IF EXISTS DATABASE `world`
F. DELETE DATABASE IF EXISTS `world`
Answer: C

MYSQL   1Z0-871   1Z0-871練習問題   1Z0-871参考書

NO.10 Which of the following statements will return a list of all of the databases with a name that starts with
'pro'?
A. LIST DATABASES WHERE NAME LIKE 'pro%'
B. SHOW DATABASES WHERE NAME LIKE 'pro%'
C. SELECT DATABASES WHERE NAME LIKE 'pro%'
D. LIST DATABASES LIKE 'pro%'
E. SHOW DATABASES LIKE 'pro%'
F. SELECT DATABASES LIKE 'pro%'
Answer: E

MYSQL過去問   1Z0-871   1Z0-871

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