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MYSQL 1Z0-873 Exam Syllabus Topics:

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

Question 1

Index analysis and optimization using ANALYZE and OPTIMIZE statements should...

A. be run once the table reaches 100,000 rows or above
B. generally never be run manually
C. be run when you suspect that a table is heavily fragmented
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 more than 5% of the rows are changed by a single statement

Question 2

Which of the following are true for how BTREE and HASH index types should be used for MEMORY tables?

A. HASH index types are preferable for use with comparisons that do not just use equality operators such as = and <=>
B. BTREE index types are only for use with equality comparisons such as those using the = and <=> operators.
C. BTREE index types are preferable for use with comparisons that do not just use equality operators such as = and <=>
D. HASH index types are only for use with equality comparisions such as those using the = and <=> operators.

Question 3

When starting the mysqld program, which of the following statements are true?

A. Startup options can be given either in option files, or as parameters on the command line.
B. Startup options can be given either in option files, or as parameters on the command line, except for Windows services.
C. Startup options can only be given on the command line.
D. Startup options can only be given in option files.
E. Startup options can only be given on the command line except for Windows Services.

Question 4

Which of the following can be influenced by the choice of character set?

A. The time taken to read & write table rows on disk.
B. Memory usage.
C. Syntax when writing queries involving JOINs
D. Disk usage when storing data.

Question 5

Which of the following statements are true for InnoDB?

A. InnoDB is enabled by default.
B. InnoDB is not enabled by default.
C. Tablespace and log files have to be configured explicitly to be created.
D. Tablespace and log files will be created even if not configured explicitly.

Solutions: