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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

Oracle 1Z0-908 Exam Overview:

Certification Vendor:Oracle
Exam Name:Oracle MySQL 8.0 Database Administrator
Exam Number:1Z0-908
Real Exam Qty:50-60
Exam Duration:90 minutes
Exam Format:Multiple Choice, Multiple Response
Passing Score:62%
Exam Price:$245 USD
Available Languages:English
Certificate Validity Period:Oracle certifications typically do not expire (subject to Oracle Certification policy updates)
Related Certifications:Oracle MySQL HeatWave certifications
Oracle Certified Associate, MySQL 8.0 Database Administrator
Recommended Training:Oracle MySQL Training Courses
MySQL 8.0 Official Documentation
Exam Registration:Pearson VUE Oracle Exams
Oracle Certification Registration
Sample Questions:Oracle 1Z0-908 Sample Questions
Exam Way:Online proctored or test center (Pearson VUE)
Pre Condition:Basic knowledge of SQL and relational database concepts is recommended; Oracle MySQL Administrator certification path is recommended but not strictly required.
Official Syllabus URL:https://education.oracle.com/

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

Server Installation and Configuration

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

Security

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

Monitoring and Maintenance

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

Query Optimization

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

Backups and Recovery

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

High Availability Techniques

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

Who should take the Oracle 1Z0-908: MySQL 8.0 Database Exam

This course is designed for Database Administrators and Database production Systems Administrators.

Oracle 1Z0-908 Exam Syllabus Topics:

SectionObjectives
Topic 1: Replication and High Availability- High Availability Solutions
  • 1. Failover mechanisms
    • 2. MySQL Group Replication
      - Replication Setup
      • 1. Replication topology configuration
        • 2. Asynchronous replication
          Topic 2: MySQL Architecture and Internals- Memory and Thread Management
          • 1. Connection handling
            • 2. Buffer pool and cache structures
              - Server Architecture Components
              • 1. Storage engines overview (InnoDB, MyISAM)
                • 2. Query execution flow
                  Topic 3: Performance Tuning and Optimization- Server Performance Tuning
                  • 1. Buffer pool tuning
                    • 2. Query cache considerations
                      - Query Optimization
                      • 1. Index optimization strategies
                        • 2. Using EXPLAIN plan
                          Topic 4: Installation and Configuration- Server Configuration
                          • 1. Startup and shutdown procedures
                            • 2. my.cnf parameters tuning
                              - Installation Methods
                              • 1. Binary and package-based installation
                                • 2. Initial configuration setup
                                  Topic 5: Backup and Recovery- Recovery Methods
                                  • 1. Crash recovery using InnoDB
                                    • 2. Point-in-time recovery
                                      - Backup Strategies
                                      • 1. Physical backups
                                        • 2. Logical backups (mysqldump)
                                          Topic 6: User Management and Security- Authentication and Authorization
                                          • 1. User accounts and privileges
                                            • 2. Role-based access control
                                              - Security Features
                                              • 1. SSL/TLS configuration
                                                • 2. Password policies and encryption

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