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Updated: Sep 16, 2026
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Oracle 1Z1-921 Exam Overview:
| Certification Vendor: | Oracle |
|---|---|
| Exam Name: | Oracle MySQL 2021 Implementation Essentials |
| Exam Number: | 1Z0-921 |
| Exam Format: | Multiple Select, Multiple Choice |
| Available Languages: | English |
| Certificate Validity Period: | 3 years |
| Exam Price: | USD $245 |
| Exam Duration: | 90 minutes |
| Related Certifications: | Oracle MySQL Certified Professional |
| Real Exam Qty: | 52-78 |
| Passing Score: | 65% |
| Recommended Training: | Oracle MySQL 2021 Implementation Training |
| Exam Registration: | Oracle University Registration Pearson VUE |
| Sample Questions: | Oracle 1Z1-921 Sample Questions |
| Exam Way: | Online proctored or onsite at authorized test centers |
| Pre Condition: | No mandatory prerequisites; recommended to have hands-on experience with MySQL Enterprise Edition |
| Official Syllabus URL: | https://education.oracle.com/exam-1z0-921-mysql-2021-implementation-essentials/pexam_1Z0-921 |
Oracle 1Z1-921 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: High Availability and Replication | 10% | - InnoDB Cluster deployment - GTID-based replication - Replication concepts and setup - High availability solutions overview |
| Topic 2: MySQL Security | 20% | - Password policies and authentication - Transparent Data Encryption (TDE) - MySQL Enterprise Audit - Data Masking and De-identification - MySQL Enterprise Firewall - Authorization and privilege management |
| Topic 3: Oracle MySQL Enterprise Product Suite | 10% | - Products and features of MySQL Enterprise Edition - Differences between MySQL Enterprise Edition, Community Edition and Standard Edition - Oracle products certified to work with MySQL Enterprise Edition |
| Topic 4: Installation and Architecture | 15% | - MySQL infrastructure architecture overview - Install MySQL Enterprise Server - Configure MySQL Enterprise Server settings |
| Topic 5: Backup and Recovery | 10% | - Backup encryption and compression - MySQL Enterprise Backup overview - Data import/export with MySQL Workbench - Install and configure backup |
| Topic 6: Database Design | 15% | - Table partitioning - MySQL data types - Basic SQL queries - Indexes, constraints and joins - Create and manage databases and tables - MySQL Document Store |
| Topic 7: MySQL Database Service and HeatWave | 10% | - Monitoring and management - High availability configuration - Service overview and provisioning - HeatWave setup and usage |
| Topic 8: MySQL Enterprise Monitor | 10% | - Architecture: Service Manager and Agents - Custom Advisors configuration - Query Analyzer usage - Features and benefits |
Oracle MySQL 2021 Implementation Essentials Sample Questions:
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 🗳️
Which statement is used to create a new MySQL database?
Response:
- A. CREATE SCHEMA
- B. CREATE TABLE
- C. NEW DATABASE
- D. CREATE DATABASE
Correct Answer: D 🗳️
You want to create an encrypted table. So, you enter this command:
CREATE TABLE 'test_encryption2% (
'id' int(10) unsigned NOT NULL AUTO_INCREMENT,
'server_name' varchar(15) NOT NULL,
PRIMARY KEY ('id') ) ENGINE=MYISAM AUTO_INCREMENT=l DEFAULT CHARSET=latin1 ENCRYPTION = 'Y1; You receive the following error:
ERROR 1031 (HY000): Table storage engine for 'test_encryption2' doesn't have this option Which statement correctly explains the reason for this error?
- A. The test_encryption2 already exist. You are not using the correct option to recreate it and it is causing the error.
- B. The term "server_name" is a reserved MySQL term. You cannot use it for the new table. This is what is causing the error.
- C. The encryption feature only works with InnoDB tables. You are creating a MylSAM table, and it is causing the error.
- D. You cannot use the AUTO_INCREMENT option to create an encrypted table. This is what is causing the error.
Correct Answer: C 🗳️
Which three statements are true about MySQL Enterprise Backup?
- A. It cannot back up encrypted tablespaces.
- B. It enables you to take non-locking backups.
- C. It provides the ability to create incremental backups.
- D. It performs hot or warm backups.
- E. It performs logical backups.
Correct Answer: B,C,E 🗳️
You establish MySQL Enterprise Server on Oracle Cloud Infrastructure connection via Secure Shell (SSH).
When accessing a new MySQL Enterprise Edition Oracle Cloud Infrastructure (OCI) instance, you want to use MySQL Enterprise Workbench for SQL and remote management.
What are two ways to successfully configure Workbench based on the MySQL access credentials?
- A. Configure the MySQL Router first and based on those settings, you access your MySQL CS instance.
- B. Convert the private key to ppk format first. Based on TCP/IP over SSH and based on the created private key, opc-user, and MySQL access credentials, you can access the MySQL CS instance.
- C. Open the MySQL OCI instance access port 3306. For the MySQL connection, you use this port, and, in addition, you configure the remote management based on SSH based on the provided key.
- D. Configure TCP/IP over SSH and based on the created private key, opc-User, and MySQL access credentials, you can access the MySQL OCI instance.
Correct Answer: C 🗳️
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