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MYSQL 1Z0-873 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: MySQL Architecture | 10% | - SQL parser and execution layers - Disk and memory usage structure - Storage engine separation - Client-server communication model |
| Topic 2: Storage Engines | 20% | - Choosing appropriate storage engines - MyISAM engine features - Memory, CSV, Archive, and Federated engines - InnoDB engine and transactions |
| Topic 3: Data and Table Maintenance | 10% | - Checking and repairing tables - Optimizing tables and indexes - Analyzing table statistics - Managing fragmentation |
| Topic 4: The INFORMATION_SCHEMA Database | 5% | - Monitoring server state - Accessing metadata - Querying schema objects |
| Topic 5: Locking Mechanisms | 10% | - Table-level locking - Transaction isolation levels - Lock contention and deadlocks - Row-level locking |
| Topic 6: Starting, Stopping, and Configuring MySQL | 20% | - Startup methods and options - Runtime configuration adjustments - Shutdown procedures - Configuration files and variables |
| Topic 7: Client Programs for DBA Work | 5% | - mysqlcheck and other admin tools - mysql command-line client - mysqladmin utility |
| Topic 8: Character Set Support | 5% | - Character sets and collations - Server, database, table, and column level settings - Conversion and compatibility issues |
| Topic 9: Data Backup and Recovery Methods | 15% | - Restoring from backups - Binary backups and file system copies - Logical backups with mysqldump - Binary log usage for point-in-time recovery |
MYSQL MySQL 5.0 Database Administrator Certified Professional Exam, Part I Sample Questions:
Question #1
With MyISAM table locking, deadlocks do not occur because:
A. All tables to be locked are sorted in an internally defined order
B. None of the above
C. If a table is locked with a read lock and a write lock, the write lock is set before the read lock
D. Tables are locked one table at a time until the thread gets all the locks
Question #2
Which of the following best describe a replication setup with regard to backup procedures?
A. 24 by 7 operations can be maintained but may be halted at backup time.
B. 24 by 7 operations can be maintained with backups from a slave server.
C. 24 by 7 operations can be maintained with a slave being the "hot spare".
D. none of the above.
E. 24 by 7 operations can be maintained without interruptions.
F. 24 by 7 operations can be maintained but backups may not consist of a full snapshot
Question #3
When installing a RPM based distribution, the data directory will be set to which of the following locations?
A. /var/mysql/data
B. /var/lib/mysql
C. /usr/local/mysql/data
D. /usr/mysql/data
Question #4
LOCK IN SHARE MODE should be used...
A. When you need a lock that does not allow other transactions to read, update or delete the same data until released.
B. When you need a lock that allows other transactions to read, update and delete the same locked data.
C. When you need a lock that allows other transactions to read the same data, but not update or delete until released.
Question #5
When running the MySQL server under Windows, the --console option is used to display server errors in the console window.
A. True
B. False
Solutions:
| Question #1 Correct Answer: B | Question #2 Correct Answer: B,C,E | Question #3 Correct Answer: B | Question #4 Correct Answer: C | Question #5 Correct Answer: A |
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