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MYSQL 1Z0-873 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| The INFORMATION_SCHEMA Database | 5% | - Querying schema objects - Accessing metadata - Monitoring server state |
| Locking Mechanisms | 10% | - Row-level locking - Lock contention and deadlocks - Transaction isolation levels - Table-level locking |
| Data and Table Maintenance | 10% | - Checking and repairing tables - Managing fragmentation - Analyzing table statistics - Optimizing tables and indexes |
| MySQL Architecture | 10% | - Client-server communication model - SQL parser and execution layers - Disk and memory usage structure - Storage engine separation |
| Storage Engines | 20% | - InnoDB engine and transactions - Choosing appropriate storage engines - MyISAM engine features - Memory, CSV, Archive, and Federated engines |
| Client Programs for DBA Work | 5% | - mysql command-line client - mysqlcheck and other admin tools - mysqladmin utility |
| Data Backup and Recovery Methods | 15% | - Binary log usage for point-in-time recovery - Logical backups with mysqldump - Restoring from backups - Binary backups and file system copies |
| Character Set Support | 5% | - Conversion and compatibility issues - Character sets and collations - Server, database, table, and column level settings |
| Starting, Stopping, and Configuring MySQL | 20% | - Startup methods and options - Shutdown procedures - Configuration files and variables - Runtime configuration adjustments |
MYSQL MySQL 5.0 Database Administrator Certified Professional Exam, Part I Sample Questions:
Question 1
LOCK IN SHARE MODE should be used...
A. When you need a lock that allows other transactions to read the same data, but not update or delete 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 does not allow other transactions to read, update or delete the same data until released.
Question 2
When you acquire an advisory lock using GET_LOCK(), the lock is released if
A. You issue another GET_LOCK() statement
B. Your connection to the server terminates
C. You issue a RELEASE_LOCK() statement
D. None of the above
Question 3
Which one of the following statements can be used to start MySQL 5.0 manually from the command line on windows?
A. C:\> C:\Program Files\MySQL\MySQL Server 5.0\bin\mysqladmin -u root start
B. C:\> C:\Program Files\MySQL\MySQL Server 5.0\bin\mysql_start
C. C:\> C:\Program Files\MySQL\MySQL Server 5.0\bin\mysqld
Question 4
Which of the following best describe what the mysql_tzinfo_to_sql script is needed for and how to use it?
A. The script is used to convert Unix-type timezone files into SQL statements that can be loaded.
B. The script is used to insert timezone files into MySQL.
C. shell> mysql_tzinfo_to_sql /usr/share/zoneinfo | mysql -u root mysql
D. shell> /usr/share/zoneinfo mysql_tzinfo_to_sql | mysql -u root mysql
Question 5
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. The row would be deleted from the INFORMATION_SCHEMA, but the table Country in the world database would be unaffected.
B. The row would be deleted from the INFORMATION_SCHEMA.TABLES table, and the table Country would be dropped from the world database
C. A warning would be issued
D. An error would be issued
Solutions:
| Question 1 Answer: A | Question 2 Answer: A,B,C | Question 3 Answer: C | Question 4 Answer: A,C | Question 5 Answer: D |
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