Difficulty and lack of time — the two things that sink most 1Z1-921 candidates. CertkingdomPDF attacks both: Oracle MySQL 2021 Implementation Essentials questions designed for spare-time practice, current with the 2026 exam.
Oracle 1Z1-921 Exam Overview:
| Certification Vendor: | Oracle |
|---|---|
| Exam Name: | MySQL 2021 Implementation Essentials |
| Exam Number: | 1Z0-921 |
| Exam Duration: | 90-120 |
| Passing Score: | 60%-63% |
| Certificate Validity Period: | Oracle certifications typically do not expire |
| Available Languages: | English |
| Exam Format: | Multiple Choice |
| Exam Price: | $245 USD |
| Related Certifications: | MySQL 2021 Certified Implementation Specialist |
| Real Exam Qty: | 52-70 |
| Sample Questions: |  |
| Exam Way: | Online proctored or Pearson VUE test center |
| Pre Condition: | No mandatory prerequisite exams. Basic MySQL database administration and SQL knowledge recommended. |
| Official Syllabus URL: | https://education.oracle.com/mysql-2021-implementation-essentials/pexam_1Z0-921 |
Oracle 1Z1-921 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: MySQL Kubernetes | - Kubernetes Operations
|
| Topic 2: Leverage MySQL Enterprise Monitor | - Enterprise Monitor Features
|
| Topic 3: MySQL Security | - Security Management
|
| Topic 4: Leverage MySQL Backup | - Backup and Recovery
|
| Topic 5: High Availability and Replication | - Replication and Scalability
|
| Topic 6: Oracle MySQL Enterprise Product Suite | - Enterprise Edition and Community/Standard Edition
|
| Topic 7: Installation and Architecture | - MySQL Infrastructure Architecture
|
| Topic 8: MySQL Database Service and HeatWave | - Cloud Database Services
|
| Topic 9: Database Design | - Database Objects and SQL
|
Oracle 1Z1-921 Exam — Questions and Answers
The official fee is $245 USD per attempt, and the passing score is 60%-63%. A failed attempt means paying the entire fee again — which makes the 78 practice questions from CertkingdomPDF the cheaper rehearsal. Self-test until the pass mark feels routine, then book.
Your files arrive fast: successful payment triggers an automatic email within a minute, with instant download access and no installation limits — our 24/7 customer assistance handles anything still missing after 2 hours. And failure isn't the end: take the corresponding 1Z1-921 exam within 60 days of purchase, and if you don't pass, submit a scanned enrollment slip plus the official Score Report PDF within 2 days of the exam for a full refund processed within 7 days. Exclusions: exams within 3 days of purchase, name mismatches between candidate and payer, and free or expired products. You can also choose to change to two other equal-value exam products free instead of the refund.
The Oracle MySQL 2021 Implementation Essentials blueprint spans 9 domains — among them MySQL Security, MySQL Database Service and HeatWave, Leverage MySQL Backup. Weightings are the vendor's way of saying where points concentrate, so budget your time accordingly. The full outline above details every subtopic.
Yes — download the free trial before you buy and check the question quality yourself. Purchases include 365 days of free updates, and if your update period expires later, renew it at half price.
No mandatory prerequisite exams. Basic MySQL database administration and SQL knowledge recommended. Since vendors revise eligibility rules, confirm the current requirements on the official exam page (official 1Z1-921 exam page) before registering.
The Oracle MySQL 2021 Implementation Essentials is Oracle's official exam for the Oracle MySQL certification, at the Specialist level. It tests real professional knowledge and experience — that's why it's considered difficult, and why the credential means something. It also connects to related credentials like MySQL 2021 Certified Implementation Specialist.
You'll get 90-120 for 52-70 questions. Lack of time sinks more candidates than lack of knowledge — so build your pacing now: set a per-question budget, practice flagging hard items, and run full timed sessions in the CertkingdomPDF engine until the clock feels like an ally.
Oracle MySQL 2021 Implementation Essentials Sample Questions:
Which four authentication protocols are allowed when using MySQL Enterprise Authentication?
- A. Native Windows services
- B. authentication via Pluggable Authentication Modules (PAMs)
- C. authentication using SHA-256 password hashing
- D. connections through the local host via the UNIX socket file
- E. Simple Authentication and Security Layer
- F. SECURID authentication and authorization identity
Correct Answer: A,B,C,D 🗳️
Which statement adds a column with the largest integer data type?
- A. ALTER TABLE SCIENTIFIC ADD scientific_value DECIMAL(10,10);
- B. ALTER TABLE SCIENTIFIC ADD scientific_value BIGINT;
- C. ALTER TABLE SCIENTIFIC ADD scientific_value DECIMAL(15,10);
- D. ALTER TABLE SCIENTIFIC ADD scientific_value INTEGER;
Correct Answer: B 🗳️
Your newly-created Oracle Cloud Infrastructure instance is not available for login in. Which is a valid reason for this issue?
- A. You forgot to enable port 3306.
- B. You forgot to create the correct SSL/TLC certificate during the setup process.
- C. Only root is allowed to access from non-localhost.
- D. The opc user can be used to access MySQL only with the created SSH-Key.
- E. The OCI instance is still in the "creation" process.
Correct Answer: A 🗳️
The slave connects to the master and asks for updated records. What command was issued for this to happen?
- A. START SLAVE
- B. START RUN SLAVE
- C. SLAVE START
- D. SLAVE RUN
- E. RUN SLAVE
Correct Answer: C 🗳️
You have three machines with MySQL Databases running on Linux platform.
Which backup procedures would allow online and remote backup of the MySQL Database on the three machines to a connected Storage NFS?
- A. 1. Mount the Remote Storage NFS volume to each of the three machines with proper privilege for the backup OS user to have all access.2. Install MySQL Workbench on a separate machine, which is used to connect to the three machines to back up and restore.3. Startup MySQL backup from MySQL Workbench to back up the three databases.4. Validate the backup by using MySQL Workbench to ensure that the backup created is valid.
- B. 1. Mount the Remote Storage NFS volume to each of the three machines with proper privilege for the backup OS user to have all access.2. Install MySQL Enterprise Backup on the machine that is used to start the backup.3. Start mysqlbackup on only one machine with the installation to back up the databases for the three machines to the mounted volume using - - backup-dir and by specifying -- config-files=my1.cnf, my2.cnf, my3.cnf.my1.cnf, my2cnf, and my3.cnf are the MySQL Database Configuration files on the three machines.4. Validate the backup by using the mysqlbackup program to ensure that the backup created is valid.
- C. 1. Mount the Remote Storage NFS volume to each of the three machines with proper privilege for the backup OS user to have all access.2. Install MySQL Enterprise Backup on all three machines.3. Start mysqlbackup on all machines to back up the database to the mounted volume using - -backup-dir.4. Validate the backup using the mysqlbackup program to ensure that the backup created is valid.
- D. 1. Mount the Remote Storage NFS volume to each of the three machines with proper privilege for the backup OS user to have all access.2. Install MySQL Enterprise Backup on machine which is used to start the backup.3. Start mysqlbackup on only one machine with the installation to back up the databases for the three machines to the mounted volume using - -backup-dir and by giving--hosts=machine1:port1, machine2:port2, machine3:port3.4. Validate the backups using the mysqlbackup program to ensure that the backups created are valid.
Correct Answer: C 🗳️
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