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MYSQL 1Z0-873 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Installation and Configuration | - Configuration files and server parameters - MySQL installation procedures |
| Monitoring and Maintenance | - Server monitoring tools and logs - Routine maintenance tasks |
| MySQL Architecture and Core Concepts | - Storage engines and their characteristics (InnoDB, MyISAM) - MySQL server architecture overview |
| Replication and High Availability | - Replication configuration and troubleshooting - Master-slave replication concepts |
| Performance Tuning and Optimization | - Indexing strategies and performance analysis - Query optimization techniques |
| Backup and Recovery | - Logical and physical backup methods - Recovery procedures and strategies |
| User Administration and Security | - Privileges, roles, and authentication - User account management |
MYSQL MySQL 5.0 Database Administrator Certified Professional Exam, Part I Sample Questions:
When working with the InnoDB engine, which of the following correctly defines the READ
UNCOMMITTED isolation level?
- A. It allows a transaction to see committed changes made by other transactions.
- B. It allows a transaction to only see its uncommitted changes.
- C. It allows a transaction to see both committed/uncommitted changes made by other transactions.
- D. It allows a transaction to see uncommitted changes made by other transactions.
Correct Answer: D 🗳️
Explanation: Only visible for RealValidExam members. You can sign-up / login (it's free).
In a standard MySQL installation which of following files are stored below the data directory?
- A. Data and index files for MyISAM tables
- B. InnoDB tablespace files
- C. General server logs
- D. MySQL upgrade script files
- E. Format files for all the tables
Correct Answer: A,B,C,E 🗳️
What three data components are needed for data recovery?
- A. The binary log.
- B. The general log.
- C. The data backup.
- D. configuration files.
- E. The slow log.
- F. The backup log.
Correct Answer: A,C,D 🗳️
Explanation: Only visible for RealValidExam members. You can sign-up / login (it's free).
Which of the following are true with regards to the server SQL mode?
- A. The default SQL mode can be set by adding a mode="" to the [mysqld] section of a server option file.
- B. The SQL mode can be changed at the session level with a SET SESSION sql_mode="" command.
- C. The server SQL mode determines how the server should behave when performing data validation checks and interpreting different forms of syntax.
- D. The server SQL mode determines whether the server should be read-only or accept commands such as INSERT, UPDATE, etc.
Correct Answer: B,C 🗳️
Explanation: Only visible for RealValidExam members. You can sign-up / login (it's free).
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. There are three InnoDB data files
- C. The total maximum size of the InnoDB data files is 100MB
- 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 minimum size of the InnoDB data files is 100MB
Correct Answer: A,F 🗳️
Explanation: Only visible for RealValidExam members. You can sign-up / login (it's free).
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