専門的に言えば、試験を受けるに関するテクニックを勉強する必要があります。JapanCertというサイトは素晴らしいソースサイトで、MYSQLの005-002の試験材料、研究材料、技術材料や詳しい解答に含まれています。問題集が提供したサイトは近年で急速に増加しています。あなたは試験の準備をするときに見当もつかないかもしれません。JapanCertのMYSQLの005-002試験トレーニング資料は専門家と受験生の皆様に証明された有効なトレーニング資料で、あなたが試験の合格することを助けられます。
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。
JapanCertのMYSQLの005-002試験トレーニング資料の知名度が非常に高いことを皆はよく知っています。JapanCert は世界的によく知られているサイトです。どうしてこのような大きな連鎖反応になりましたか。それはJapanCertのMYSQLの005-002試験トレーニング資料は適用性が高いもので、本当にみなさんが良い成績を取ることを助けられるからです。
005-002認定試験に合格することは難しいようですね。試験を申し込みたいあなたは、いまどうやって試験に準備すべきなのかで悩んでいますか。そうだったら、下記のものを読んでください。いま005-002試験に合格するショートカットを教えてあげますから。あなたを試験に一発合格させる素晴らしい005-002試験に関連する参考書が登場しますよ。それはJapanCertの005-002問題集です。気楽に試験に合格したければ、はやく試しに来てください。
試験番号：005-002問題集
試験科目：MYSQL 「Certified MySQL 5.0 DBA Part I」
最近更新時間：2014-01-04
問題と解答：140
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NO.1 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過去問 005-002 005-002 005-002
NO.2 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 005-002 005-002 005-002問題集 005-002問題集
NO.3 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問題集 005-002認定資格
NO.4 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過去問 005-002過去問 005-002練習問題 005-002
NO.5 Which mysqld command line option disables incoming TCP/IP connections?
A. --shared-memory
B. --memlock
C. --no-networking
D. --skip-networking
Answer: D
MYSQL 005-002 005-002認定資格 005-002認定試験 005-002
NO.6 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 005-002 005-002 005-002参考書
NO.7 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 005-002 005-002練習問題 005-002 005-002認定資格
NO.8 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問題集 005-002認定試験 005-002 005-002認定資格
NO.9 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認定試験 005-002 005-002 005-002認証試験
NO.10 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問題集 005-002参考書 005-002
NO.11 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問題集 005-002 005-002練習問題 005-002認定資格 005-002認定資格
NO.12 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認定資格 005-002認定証 005-002認証試験 005-002
NO.13 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認定証 005-002 005-002 005-002練習問題 005-002
NO.14 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問題集 005-002練習問題 005-002 005-002認定資格 005-002認定資格
NO.15 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練習問題 005-002問題集
NO.16 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認定試験 005-002過去問 005-002問題集 005-002 005-002過去問
NO.17 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練習問題 005-002認定資格 005-002 005-002
NO.18 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過去問 005-002 005-002認定資格 005-002 005-002参考書
NO.19 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認定証 005-002問題集 005-002問題集 005-002問題集
NO.20 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認定試験 005-002問題集 005-002過去問 005-002
NO.21 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参考書 005-002 005-002練習問題 005-002
NO.22 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過去問 005-002 005-002認定資格 005-002
NO.23 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認定資格 005-002参考書 005-002 005-002認定試験
NO.24 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認定証 005-002 005-002過去問 005-002 005-002参考書
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認定資格 005-002 005-002 005-002問題集
NO.26 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過去問 005-002認定資格
NO.27 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問題集 005-002認定資格 005-002問題集
NO.28 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認定証 005-002 005-002 005-002
NO.29 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 005-002過去問 005-002認定証 005-002過去問 005-002認定資格 005-002認定資格
NO.30 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 005-002 005-002 005-002
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