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MYSQL MySQL 5.0 Database Administrator Certified Professional Exam, Part I Sample Questions:

1. The OPTIMIZE TABLE command should be used...

A) To check a tables structure to see if it may have been damaged and needs repair.
B) To increase performance by defragmenting the table.
C) To improve performance by updating index statistics.
D) To improve performance by sorting indexes.
E) To correct problems with a MyISAM table that have become corrupted.

2. Which of the following are effects of defining foreign keys in InnoDB tables without specifying either ON UPDATE or ON DELETE?

A) InnoDB will disallow foreign keys without specifying either ON UPDATE or ON DELETE.
B) InnoDB will disallow any delete or update on the primary key regardless if there is a corresponding child record or not.
C) InnoDB will allow both deletes and updates on the primary key on a parent record even if they have corresponding child records.
D) InnoDB will disallow any delete or update on the primary key on a parent record that may have corresponding child records.

3. The my.cnf file contains the following entries:
innodb_data_home_dir =
innodb_data_file_path = /ibdata/ibdata1:50M;/disk2/ibdata2:50M:autoextend
Which of the following statements are true?

A) There are two InnoDB data files
B) The total minimum size of the InnoDB data files is 100MB
C) There are three InnoDB data files
D) The initial size of the InnoDB data files on server startup will be set to 50MB. If more space is needed, another 50MB will be allocated.
E) The data files will be stored below the default data directory
F) The total maximum size of the InnoDB data files is 100MB

4. 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 file handles, because only a few files need to be opened when the server is started.
C) The compiled version will use less memory, because only a few character sets will be loaded by the server.

5. which of the following are some general capabilities of the mysqladmin client program?

A) Create users.
B) Set passwords.
C) Ping the server
D) Shutdown the server.
E) Dump the contents of a table.
F) Create and drop databases.

Solutions: