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Introduction to Oracle 1Z0-908: MySQL 8.0 Database Administrator Exam

Oracle 1Z0-908: MySQL 8.0 Database Administrator Administration Exam assesses the abilities of the Database Administrators and System Administrators who have at least 1 year of experience in RAC and Grid Infrastructure. The candidates should have the ability to install, manage, tracking, tuning, and restoring RAC databases, cluster, and Oracle Automatic Storage Management (ASM). They should have a good understanding of the architectures of the ASM, Clusterware, and Oracle RAC databases. They should also know how to install, setup, backup, and recovery monitoring and tuning of these components.

Oracle Real Application Clusters (RAC) in database computing is a choice for Oracle Database software developed by Oracle Corporation, it provides clustering software and high availability in Oracle database environments. With the Enterprise Version, Oracle Corporation includes RAC, provided the nodes are clustered using Oracle Clusterware. Oracle RAC allows several machines when accessing a single database, to run Oracle RDBMS software simultaneously, offering to cluster.

The Oracle Grid Infrastructure for an independent server is the Oracle software that offers system support for a database including the file system, volume management, and automation of the restart process. If you want to utilize the Oracle restart or Oracle Automatic Storage Management (ASM) services, you have to install Oracle grid infrastructure before installing Oracle Database.

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

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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

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

Server Installation and Configuration

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

Security

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

Monitoring and Maintenance

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

Query Optimization

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

Backups and Recovery

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

High Availability Techniques

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

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Difficulty in Writing of Oracle 1Z0-908: MySQL 8.0 Database Exam

Oracle Certified Expert, Oracle 1Z0-908: MySQL 8.0 Database Administrator Certification is not the most difficult Oracle certification test but taking it without any preparation is likely to fail. Therefore, it is highly recommended that candidates should prepare well by taking 1Z0-908 practice exams. Any questions that are left unanswered will be treated as incorrect therefore you should answer all the questions after the examination of 1Z0-908 exam dumps.

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Oracle 1Z0-908 Exam Syllabus Topics: