Topics of Oracle 1Z0-908: MySQL 8.0 Database Exam

The Oracle 1Z0-908 exam tests the abilities and knowledge of the candidates by checking the following objectives:

Architecture

• Configure client connections to the server
• Understand and use the Data Dictionary
• Configure buffers and caches
• Understand how MySQL stores data
• Understand how InnoDB stores data and logs

Server Installation and Configuration

• Configure MySQL by using options and option files
• Install and use the MySQL server and client programs
• Start and stop MySQL
• Upgrade MySQL
• Identify the files and folders created during the installation
• Configure MySQL variables
• Launch multiple MySQL servers on the same host

Security

• Prevent SQL injection attacks
• Control user and role permissions
• Encrypt MySQL data
• Recognize common security risks
• Create user accounts and roles
• Secure the MySQL host environment
• Secure MySQL server connections
• Configure MySQL Enterprise Firewall
• Use authentication plug-ins
• Provide the password and login security

Monitoring and Maintenance

• Configure MySQL Enterprise Audit
• Monitor MySQL processes and status
• Troubleshoot problems with locked resources
• Configure and view MySQL log files
• Monitor database growth and explain capacity planning
• Use MySQL Enterprise Monitor to view activity in MySQL

Query Optimization

• Monitor and understand index statistics
• Examine how MySQL optimizes queries
• Analyze queries with MySQL Enterprise Monitor
• Create indexes to improve server performance

Backups and Recovery

• Back up the binary log
• Distinguish between the different types of backup
• Backup and restore data with MySQL Enterprise Backup
• Explain when and how to use raw file backups
• Use mysqldump and mysqlpump to perform logical backups
• Implement a backup strategy

High Availability Techniques

• Monitor and troubleshoot replication
• Configure multisource replication
• Configure replication
• Explain the role of replication threads
• Perform an InnoDB cluster recovery
• Describe MySQL InnoDB Cluster and Group Replication
• Configure a MySQL InnoDB cluster
• Explain the role of the binary log in replication
• Explain how replication provides high availability and scalability

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What is the duration, language, and format of Oracle 1Z0-908: MySQL 8.0 Database Exam

• There is a time limit of 140 minutes for the exam.
• Section 2: 45%
• Section 3: 33%
• The type of questions is Multiple Choice Questions.
• Certification Validity period: 3 years.
• This exam consists of 90 questions.
• Passing score:
• This exam is offered in only English.
• Section 1: 60%

Oracle database certifications require periodic recertification. To hold your certification inactive condition, you must update to the new edition within 1 year of Oracle's credential withdrawal.

Reference: https://education.oracle.com/mysql-80-database-administrator/pexam_1Z0-908

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