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Oracle 1Z1-921 Exam Overview:
| Certification Vendor: | Oracle |
|---|---|
| Exam Name: | Oracle MySQL 2021 Implementation Essentials |
| Exam Number: | 1Z0-921 |
| Available Languages: | English |
| Exam Price: | USD $245 |
| Certificate Validity Period: | 3 years |
| Exam Format: | Multiple Choice, Multiple Select |
| Passing Score: | 65% |
| Exam Duration: | 90 minutes |
| Real Exam Qty: | 52-78 |
| Related Certifications: | Oracle MySQL Certified Professional |
| Recommended Training: | Oracle MySQL 2021 Implementation Training |
| Exam Registration: | Oracle University Registration Pearson VUE |
| 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 |
|---|---|---|
| High Availability and Replication | 10% | - Replication concepts and setup - High availability solutions overview - InnoDB Cluster deployment - GTID-based replication |
| Installation and Architecture | 15% | - MySQL infrastructure architecture overview - Configure MySQL Enterprise Server settings - Install MySQL Enterprise Server |
| MySQL Security | 20% | - MySQL Enterprise Audit - Authorization and privilege management - Data Masking and De-identification - Password policies and authentication - Transparent Data Encryption (TDE) - MySQL Enterprise Firewall |
| Database Design | 15% | - Basic SQL queries - Indexes, constraints and joins - MySQL data types - MySQL Document Store - Table partitioning - Create and manage databases and tables |
| 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 |
| MySQL Database Service and HeatWave | 10% | - Service overview and provisioning - High availability configuration - HeatWave setup and usage - Monitoring and management |
| MySQL Enterprise Monitor | 10% | - Features and benefits - Query Analyzer usage - Architecture: Service Manager and Agents - Custom Advisors configuration |
| Backup and Recovery | 10% | - Data import/export with MySQL Workbench - Install and configure backup - Backup encryption and compression - MySQL Enterprise Backup overview |
Common Questions About the Oracle MySQL 2021 Implementation Essentials Exam
The Oracle MySQL 2021 Implementation Essentials exam is the official Oracle test registered under exam code 1Z1-921. Passing it earns you the Oracle MySQL 2021 Certified Implementation Specialist certification, a credential at the Specialist level. It is also linked to the related certification: Oracle MySQL Certified Professional. Oracle exams are valued because they test job-ready skills, so a passing score here carries real weight on a resume.
The Oracle MySQL 2021 Implementation Essentials exam includes 52-78 questions to be completed within 90 minutes. Do the pacing math before exam day: with that many items on the clock, you need a steady rhythm and the discipline to flag a hard question and move on instead of stalling. Two or three full timed sessions with the ActualCollection test engine will show you exactly what that pace feels like, so time pressure stops being a factor on the real day.
To pass the Oracle MySQL 2021 Implementation Essentials exam you need 65%, and the official registration fee is USD $245. A retake is not discounted: a failed attempt means paying the full USD $245 again, so treat your first sitting as the expensive one. A sensible rule is to book your seat only after you are scoring comfortably above the passing mark on the ActualCollection practice tests, not just squeaking past it once.
No mandatory prerequisites; recommended to have hands-on experience with MySQL Enterprise Edition
Eligibility rules do change from time to time, so confirm the current requirements before you register on the official exam page.
Registration for the Oracle MySQL 2021 Implementation Essentials exam goes through the official channels below.
As for the delivery format, the exam is taken Online proctored or onsite at authorized test centers.
Oracle points candidates toward the following training options for Oracle MySQL 2021 Implementation Essentials.
Course work builds the foundation; question practice makes it stick. The 78 practice questions in the ActualCollection 1Z1-921 package let you rehearse each topic under exam-style pressure before the real thing.
Yes. ActualCollection offers a free PDF demo of the Oracle MySQL 2021 Implementation Essentials material so you can judge the question quality and format before spending anything. After purchase, your license includes 365 days of free updates, and if you want to keep receiving updates after that period, renewals are available at a 50% discount.
If you take the Oracle MySQL 2021 Implementation Essentials exam within 60 days of your purchase and do not pass, ActualCollection backs you with a 100% money-back guarantee. The claim must match the exam your product covers: attempts taken within 3 days of purchase are not eligible (that is too little preparation time), and neither are downloaded-but-unused products, free materials, or expired orders. The candidate name must match the payer name, and you need to submit a scanned enrollment slip plus the official Score Report PDF within 2 days of the exam; claims are processed within 7 days. Prefer not to refund? You can swap instead and receive two other exam products of equal value for free while keeping the update service on your original purchase.
Delivery itself is instant: your files are downloadable right away and emailed to you within one minute of payment. If nothing arrives within 2 hours, contact customer service. There is no limit on how many computers you may install the software on.
The official Oracle MySQL 2021 Implementation Essentials syllabus is organized into 8 domains. Key areas include Oracle MySQL Enterprise Product Suite (10%), MySQL Enterprise Monitor (10%), and High Availability and Replication (10%). The complete, up-to-date topic list appears in the exam topics section above; work through it line by line and flag anything you cannot yet explain in your own words.
Oracle MySQL 2021 Implementation Essentials Sample Questions:
The user 'fwuser'@'localhost% was registered with the MySQL Enterprise Firewall and was granted privileges for the SAKILA database. You executed the commands:
You want to clear the account whitelist for the * fwuser" @* localhost* user. Which statement should you run to accomplish this?
- A.

- B.

- C.

Correct Answer: B 🗳️
Which Oracle product is certified to work with MySQL Enterprise Edition?
- A. Oracle Enterprise Backup
- B. Oracle Application Express
- C. Oracle Enterprise Manager
- D. Oracle Data Pump
Correct Answer: C 🗳️
Which MySQL Enterprise Edition plug-in replaces real values with substitutes?
- A. MySQL Enterprise Transparent Data Encryption (TDE)
- B. MySQL Enterprise Scalability
- C. MySQL Enterprise Audit
- D. MySQL Enterprise Data Masking and De-identification
- E. MySQL Enterprise No-Login Authentication
Correct Answer: D 🗳️
Which three components can MySQL InnoDB Cluster use to Achieve database high availability?
- A. MySQL X Plugin to enable MySQL to use the X Protocol to speed up and monitor data replication.
- B. MySQL Router to ensure client requests are load balanced and routed to the correct servers.
- C. MySQL Online Hot Backup to keep data consistent and always ready to be used.
- D. MySQL Servers with Group Replication to replicate data to all members of the cluster.
- E. MySQL Shell to create and administer InnoDB Clusters using the built-in AdminAPI.
Correct Answer: B,D,E 🗳️
How would you restrict a user Joe from accessing all MySQL database objects?
- A. REVOKE ALL PRIVILEGES, GRANT OPTION FROM ,joe,@,%,;
- B. Insert Joe,s name into the mysql.user_restriction cable, and issue the FLUSH PRIVILEGES command.
- C. CREATE USER ,joe'@,0.0.0.0, SET Password=PASSWORD(,% ! %,)
- D. CREATE USER , joe,@1' %' DENY ALL PRIVILEGES
- E. UPDATE mysql.user SET Password=PASSWORD(,Invalid,) WHERE User=,joe';
Correct Answer: B 🗳️






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