Exam Name: MySQL 2021 Implementation Essentials
Certification Provider: Oracle
Corresponding Certification: Oracle MySQL
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Updated: Oct 10, 2026
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Oracle 1Z1-921 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: MySQL Database Service and HeatWave | 10% | - HeatWave setup and usage - Service overview and provisioning - Monitoring and management - High availability configuration |
| Topic 2: MySQL Enterprise Monitor | 10% | - Custom Advisors configuration - Query Analyzer usage - Architecture: Service Manager and Agents - Features and benefits |
| Topic 3: Backup and Recovery | 10% | - Data import/export with MySQL Workbench - MySQL Enterprise Backup overview - Backup encryption and compression - Install and configure backup |
| Topic 4: Database Design | 15% | - MySQL data types - Table partitioning - Create and manage databases and tables - MySQL Document Store - Basic SQL queries - Indexes, constraints and joins |
| Topic 5: MySQL Security | 20% | - MySQL Enterprise Firewall - Authorization and privilege management - MySQL Enterprise Audit - Data Masking and De-identification - Password policies and authentication - Transparent Data Encryption (TDE) |
| Topic 6: Oracle MySQL Enterprise Product Suite | 10% | - Products and features of MySQL Enterprise Edition - Oracle products certified to work with MySQL Enterprise Edition - Differences between MySQL Enterprise Edition, Community Edition and Standard Edition |
| Topic 7: High Availability and Replication | 10% | - GTID-based replication - InnoDB Cluster deployment - Replication concepts and setup - High availability solutions overview |
| Topic 8: Installation and Architecture | 15% | - MySQL infrastructure architecture overview - Configure MySQL Enterprise Server settings - Install MySQL Enterprise Server |
Oracle MySQL 2021 Implementation Essentials Sample Questions:
Which features of MySQL Enterprise Edition should you use to proactively monitor and track data changes in your databases?
- A. SQL Enterprise Monitor and MySQL Enterprise Authentication
- B. MySQL Audit and MySQL Workbench
- C. MySQL Workbench and MySQL Enterprise Firewall
- D. MySQL Enterprise Monitor and MySQL Audit
Correct Answer: A 🗳️
An Oracle Cloud Infrastructure customer already has many database instances configured and running in the cloud; however, they are reporting that they are unable to create any more instances.
What could be the problem?
- A. The customer account might have reached resource quota/limits.
- B. The customer does not have proper user rights.
- C. The customer reached the database instance limit of 32.
- D. The customer has not kept up with their patching requirements; new instances cannot be created unless the majority or the template of existing instances are up-to-date.
Correct Answer: C 🗳️
Which query will find rows in a table that have no counterpart in another table?
- A. SELECT left_tbl.*FROM left_tbl LEFT JOIN right_tbl ON left_tbl.id=right_tbl.idWHERE right_tbl.id IS NULL;
- B. SELECT *FROM table1 INNER JOIN table2 ON table1.id=table2.id WHERE table1.id=! table2.id;
- C. SELECT t1.name, t2.name2FROM employee t1 INNER JOIN info t2 WHERE t1.name=t2.name;
- D. SELECT t1.name, t2.name2FROM employee AS t1 INNER JOIN info AS t2 ON t1.name= t2.name2;
Correct Answer: A 🗳️
The user -os-user'@"localhost" was created to monitor connections and shut down the server, and was granted these privileges:
GRANT PROCESS, SHUTDOWN ON *.* TO "OS-user*@"localhost';
Which three are commands that the os-user can execute?
- A. KILL PROCESS;
- B. SHOW BINLOG EVENTS;
- C. SHOW PROCESSLIST;
- D. SHOW STATUS;
- E. GRANT PROXY
- F. SHUTDOWN
Correct Answer: A,D,F 🗳️
Which of the following statements is true regarding MySQL user account privileges?
Response:
- A. The USAGE privilege allows a user to connect to the MySQL server but grants no other privileges.
- B. The RELOAD privilege allows a user to delete data from a table.
- C. The GRANT option allows a user to revoke privileges from other users.
- D. A user with the SUPER privilege can only read data from the database.
Correct Answer: A 🗳️
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