Exam Name: MySQL 2021 Implementation Essentials
Certification Provider: Oracle
Corresponding Certification: Oracle MySQL
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Check Updated on: Oct 02, 2026
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Oracle 1Z1-921 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Leverage MySQL Backup | - Backup and Recovery
|
| Oracle MySQL Enterprise Product Suite | - Enterprise Edition and Community/Standard Edition
|
| MySQL Database Service and HeatWave | - Cloud Database Services
|
| Leverage MySQL Enterprise Monitor | - Enterprise Monitor Features
|
| Database Design | - Database Objects and SQL
|
| MySQL Kubernetes | - Kubernetes Operations
|
| Installation and Architecture | - MySQL Infrastructure Architecture
|
| MySQL Security | - Security Management
|
| High Availability and Replication | - Replication and Scalability
|
Oracle MySQL 2021 Implementation Essentials Sample Questions:
You just installed MySQL by Using a Package Manager on Linux.
Where are the default InnoDB redo log files stored?
- A. /var/lib/mysql
- B. /usr/redo
- C. /usr/bin/logs
- D. /etc/my.cnf
- E. /var/lib/mysql/innodb
- F. /usr/mysql
Correct Answer: B 🗳️
MySQL is installed on a Linux server with the configuration:
Which two methods can change the default options to use the authentication plug-in that implements SHA-256 hashing for user account passwords?
- A. Create user by using CREATE USER 'newuser' @'localhost' SET PASSWORD AS 'Sh@256Pa33';
- B. Add default_authentication_plugin=sha256_password under [mysqld] in the configuration file.
- C. Add --default_authentication_plugin=sha256_password on the command line when you invoke the server.
- D. Create user by using CREATE USER 'newuser'@'localhost' IDENTIFIED WITH 'Sh@256Pa33';
Correct Answer: C,D 🗳️
Which three statements describe MySQL Enterprise Backup?
- A. MySQL Enterprise Backup can be used to import/export data from on-premises MySQL installations.
- B. MySQL Enterprise Backup offers backup based on Oracle RMAN with optimized row locking.
- C. MySQL Enterprise Backup provides the point-in-time recovery functionality.
- D. MySQL Enterprise Backup can be used to send backups to Oracle Cloud Infrastructure Storage Service.
- E. MySQL Enterprise Backup is an optimized backup based on mysqldump with optimized row locking.
Correct Answer: B,C,E 🗳️
You have created your Compute instance using an Oracle-provided Oracle Linux image.
You want to log in to your OCI Compute instance using SSH. Which three items do you need for this process?
- A. SSH private key
- B. The root user
- C. Public IP address
- D. User Password
- E. SSH public key
- F. The opc user
Correct Answer: F 🗳️
Which two are advantages of using Document Store in MySQL?
- A. MySQL provides a NoSQL API to access the document store
- B. MySQL provides a native data type to index PDF documents
- C. MySQL provides a native data type to store JSON data as a document
- D. MySQL is a document database allowing PDF and Word documents
- E. MySQL can store XML as a schema-less database
Correct Answer: A,E 🗳️
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