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MYSQL 1Z0-874 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Optimizing Schemas and Data Types | 15% | - Table design and partitioning - Choosing appropriate data types - Normalization and denormalization |
| Optimizing the Server Configuration | 10% | - Storage engine tuning - Memory and buffer settings - Thread and connection management |
| Stored Routines | 5% | - Security and execution context - Triggers and events - Stored procedures and functions |
| Interpreting Error Messages and Logs | 5% | - Error codes and messages - General, binary, and error logs |
| Optimizing the Operating System Environment | 5% | - File system and disk I/O - OS resource limits and tuning |
| Optimizing Queries | 15% | - Query rewriting and optimization - Slow query log analysis - Index design and usage - Using EXPLAIN to analyze execution plans |
| Securing the MySQL Server | 10% | - Restricting file and system access - Security configuration options - Network security and encryption |
| Scaling MySQL | 10% | - Read/write splitting - High availability concepts - Replication setup and management |
| User Management and Access Control | 20% | - Grant tables structure and maintenance - Granting and revoking privileges - Creating and managing user accounts |
| Upgrade-Related Security Issues | 5% | - Post-upgrade security checks - Security changes between versions |
MYSQL MySQL 5.0 Database Administrator Certified Professional Exam, Part II Sample Questions:
1. Which of the following best describes the purpose of the record buffer (as controlled through the read_buffer_size variable), and how it is set? (Choose two)
A) The record buffer is used to perform sequential table scans, reducing the number of reads from disk
B) The record buffer is global and is only set by restarting the server.
C) The record buffer is used for operations such as ORDER BY or GROUP BY.
D) The record buffer is set per connection.
2. Which of the following statements are true of compressed tables?
A) They can be uncompressed.
B) They can not be uncompressed.
C) They can be uncompressed but some data corruption may occur.
3. Which of the following best describe how access control occurs in MySQL?
A) On login, the username, hostname and password are checked to allow access. On every query execution, username, hostname, password and current object access permissions are checked.
B) On login, the username, hostname and password are checked to allow access. On every query execution, username, hostname and current object access permissions are checked.
C) On login, the username, hostname and password are checked to allow access and the object access permissions at login time are used for all subsequent operations for the lifetime of the connection.
4. Which factors can be considered in a stored routine to allow or disallow access or modification of data? (Choose two)
A) The number of current connections
B) The identity of the client user
C) The CPU load of the system
D) The current date and time
5. With replication, what on the master is used to send commands to the slave?
A) The relay log.
B) The SQL Thread.
C) The binary log.
Solutions:
| Question # 1 Answer: A,D | Question # 2 Answer: A | Question # 3 Answer: B | Question # 4 Answer: B,D | Question # 5 Answer: C |




