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MYSQL 1Z0-873 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Server Startup, Shutdown and Configuration | 20% | - Upgrading MySQL - Log Files and Status Monitoring - Timezone Tables Loading - SQL Mode Configuration - Starting and Stopping MySQL Server - Runtime Configuration - Security Configuration |
| Character Set Support | 5% | - Data Type Selection for Text Columns - Character Set Selection and Performance |
| Locking and Transactions | 10% | - Advisory Locking - Locking Concepts - Table Locking |
| Backup and Recovery | - Recovery Techniques - Backup Methods | |
| Storage Engines | 20% | - MySQL Storage Engine Overview - MyISAM and InnoDB Engines |
| Data Maintenance | - Information Schema Usage - Table Maintenance Operations | |
| MySQL Architecture | 10% | - Memory and Disk Usage - Client/Server Overview - SQL Parser and Storage Engine Layers |
| Client Programs for DBA Work | 5% | - mysqldump - mysqlimport - mysqladmin - mysql Client |
MYSQL MySQL 5.0 Database Administrator Certified Professional Exam, Part I Sample Questions:
You have created a dump using mysqldump with the --extended-insert option. Will you be able to use this dump on any MySQL server instance?
- A. Yes, provided that binary logging is turned off during the re-reading of the dump.
- B. No, the new server instance must be the same version as the one which created the dump for everything to work
- C. Always
- D. Yes, provided that --max-allowed-packet is set correctly
Correct Answer: D 🗳️
Explanation: Only visible for TestBraindump members. You can sign-up / login (it's free).
You are using a multi-byte character set with variable-length encoding. You need to store records whose values are always 20 characters. Which of the following column types would be the most efficient to use in terms of storage space?
- A. VARCHAR
- B. The storage requirements for CHAR or VARCHAR would be the same
- C. CHAR
Correct Answer: A 🗳️
Explanation: Only visible for TestBraindump members. You can sign-up / login (it's free).
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.
Correct Answer: C,D 🗳️
Explanation: Only visible for TestBraindump members. You can sign-up / login (it's free).
You want to lock the three tables a, b and c, and issue the following statements:
mysql> LOCK TABLES a READ;
mysql> LOCK TABLES b READ;
mysql> LOCK TABLES c READ;
Which tables are now locked?
- A. None of the tables are locked
- B. Table a only
- C. Table c only
- D. Tables a, b and c
Correct Answer: C 🗳️
Explanation: Only visible for TestBraindump members. You can sign-up / login (it's free).
Which of following list the default order in which option files are read on UNIX?
- A. /etc/my.cnf, ~/.my.cnf, and $MYSQL_HOME/my.cnf
- B. $MYSQL_HOME/my.cnf, /etc/my.cnf, and ~/.my.cnf
- C. ~/.my.cnf, /etc/my.cnf, and $MYSQL_HOME/my.cnf
- D. ~/.my.cnf, $MYSQL_HOME/my.cnf, and /etc/my.cnf
- E. /etc/my.cnf, $MYSQL_HOME/my.cnf, and ~/.my.cnf
Correct Answer: E 🗳️
Explanation: Only visible for TestBraindump members. You can sign-up / login (it's free).
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