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Oracle 1Z0-921 - MySQL 2021 Implementation Essentials
Updated: Oct 29, 2026
Q & A: 78 Questions and Answers
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Updated: Oct 29, 2026
Q & A: 78 Questions and Answers
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| Section | Weight | Objectives |
|---|---|---|
| Topic 1: High Availability and Replication | 10% | - Replication concepts and setup - InnoDB Cluster deployment - GTID-based replication - High availability solutions overview |
| Topic 2: Backup and Recovery | 10% | - MySQL Enterprise Backup overview - Data import/export with MySQL Workbench - Install and configure backup - Backup encryption and compression |
| Topic 3: Database Design | 15% | - Basic SQL queries - Table partitioning - Create and manage databases and tables - Indexes, constraints and joins - MySQL Document Store - MySQL data types |
| Topic 4: Oracle MySQL Enterprise Product Suite | 10% | - Differences between MySQL Enterprise Edition, Community Edition and Standard Edition - Products and features of MySQL Enterprise Edition - Oracle products certified to work with MySQL Enterprise Edition |
| Topic 5: MySQL Security | 20% | - MySQL Enterprise Audit - Password policies and authentication - Authorization and privilege management - MySQL Enterprise Firewall - Transparent Data Encryption (TDE) - Data Masking and De-identification |
| Topic 6: MySQL Enterprise Monitor | 10% | - Custom Advisors configuration - Architecture: Service Manager and Agents - Features and benefits - Query Analyzer usage |
| Topic 7: Installation and Architecture | 15% | - Install MySQL Enterprise Server - MySQL infrastructure architecture overview - Configure MySQL Enterprise Server settings |
| Topic 8: MySQL Database Service and HeatWave | 10% | - Monitoring and management - High availability configuration - HeatWave setup and usage - Service overview and provisioning |
Which two statements are true about MySQL Enterprise Authentication?
Correct Answer: B,D 🗳️
Which best describes database horizontal scale-out architecture deployment in MySQL in a read-heavy environment?
Correct Answer: E 🗳️
How does MySQL HeatWave improve query performance?
Response:
Correct Answer: A 🗳️
Which query will find rows in a table that have no counterpart in another table?
Correct Answer: A 🗳️
Which two statements about the download of MySQL Enterprise Backup are correct?
Correct Answer: C,E 🗳️
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