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Oracle 1Z0-888 Exam Overview:
| Certification Vendor: | Oracle |
|---|---|
| Exam Name: | Oracle MySQL 5.7 Database Administrator |
| Exam Number: | 1Z0-888 |
| Exam Format: | Multiple Response, Multiple Choice |
| Exam Price: | USD 245 (may vary by region) |
| Passing Score: | Not publicly disclosed |
| Exam Duration: | 120 minutes |
| Available Languages: | English |
| Real Exam Qty: | Approximately 63 multiple-choice questions |
| Certificate Validity Period: | Not explicitly defined (Oracle certification policy dependent) |
| Related Certifications: | Oracle Certified Associate, MySQL 5.7 Database Administrator |
| Recommended Training: | MySQL Documentation Oracle MySQL Training Courses |
| Exam Registration: | Pearson VUE Oracle Exams Oracle Certification Registration |
| Sample Questions: |  |
| Exam Way: | Online proctored exam via Pearson VUE or Oracle testing partners |
| Pre Condition: | Recommended hands-on experience administering MySQL 5.7 databases and understanding of relational database concepts |
| Official Syllabus URL: | https://education.oracle.com/mysql-dba-5-7/pexam_1Z0-888 |
Oracle 1Z0-888 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Performance Tuning and Optimization | - Query optimization and indexing strategies - Buffer pool and memory configuration - Performance monitoring tools |
| Troubleshooting and Maintenance | - Server diagnostics tools - Log analysis and error handling - Routine maintenance tasks |
| User Management and Security | - User accounts and privilege management - Authentication and password policies - SSL and secure connections |
| Backup and Recovery | - Physical backup strategies - Logical backups using mysqldump - Point-in-time recovery |
| MySQL Architecture and Storage Engines | - Table structures and indexing concepts - MySQL server architecture overview - InnoDB and MyISAM storage engines |
| Installation and Configuration | - Configuration files and system variables - Server startup and shutdown procedures - MySQL installation methods and initialization |
| Replication and High Availability | - Master-slave replication configuration - Failover concepts - Replication monitoring and troubleshooting |
Common Questions About the Oracle 1Z0-888 Exam
The 1Z0-888 exam, officially known as Oracle MySQL 5.7 Database Administrator, is the Oracle test that leads to the Oracle Certified Professional, MySQL 5.7 Database Administrator certification at the Professional level. Passing it validates the skills employers expect from a certified professional. It is also associated with related credentials such as Oracle Certified Associate, MySQL 5.7 Database Administrator.
The 1Z0-888 exam contains Approximately 63 multiple-choice questions questions, and you have 120 minutes to complete them. Work out your per-question pace before test day, and flag slow items instead of stalling on them — time pressure, not knowledge, sinks many first attempts. Timed mock exams in the Actual4Exams test engines are the most reliable way to build that rhythm.
The passing score for the 1Z0-888 exam is Not publicly disclosed, and the official registration fee is USD 245 (may vary by region). If you miss the mark, a retake means paying the full fee again, so book your seat only when you are ready. A practical benchmark: score consistently above the passing line on timed practice tests before scheduling the real exam.
Recommended hands-on experience administering MySQL 5.7 databases and understanding of relational database concepts
Entry requirements can change, so confirm the latest conditions on the official exam page: https://education.oracle.com/mysql-dba-5-7/pexam_1Z0-888.
You can book the 1Z0-888 exam through the official registration channels below:
Exam delivery: Online proctored exam via Pearson VUE or Oracle testing partners. Seats at popular test centers fill quickly, so schedule early once your preparation is on track.
Oracle recommends the following training options for Oracle MySQL 5.7 Database Administrator candidates:
Pair any course with the 155 practice questions from Actual4Exams to measure how ready you really are before paying the exam fee.
Yes. A free PDF demo of the Oracle MySQL 5.7 Database Administrator questions is available, so you can check the question style and answer quality before you pay. Every purchase also includes 365 days of free updates, and if the product expires you can renew the update service at a 50% discount from your member zone.
If you take the corresponding 1Z0-888 exam within 60 days of purchase and do not pass, you can apply for a full refund under the 100% Money Back Guarantee: submit a scan of your enrollment slip and your official Score Report (PDF) within 2 days of the exam date, and the claim is processed within 7 days. Attempts made within 3 days of purchase, downloads without an actual exam attempt, free materials, and expired orders are not eligible, and the candidate name must match the payer name. Prefer new material instead of a refund? You can exchange your purchase for two free products of equal value and keep the update service on your original product. As for delivery, the files are available for instant download and are also 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 can install the product on.
The official Oracle MySQL 5.7 Database Administrator outline is organized into 7 domains. The first three are:
- User Management and Security
- Replication and High Availability
- Performance Tuning and Optimization
See the complete exam topics section above for the full outline and the weighting of every domain.
Oracle MySQL 5.7 Database Administrator Sample Questions:
Question 1
Consider the key buffer in a MySQL server. Which two statements are true about this feature?
A. It caches index blocks for MyISAM tables only.
B. It is set on a per-connection basis.
C. It caches index blocks for all storage engine tables.
D. It is a global buffer.
E. It caches index blocks for InnoDB tables only.
Question 2
Consider the join_buffer_size parameter in MySQL Server.
Which two statements are true about the join buffer?
A. The join buffer is set per connection.
B. The value should be increased from the default if the query joins large rows without using an index.
C. The join buffer is global and can be changed only by restarting the server.
D. The value should be increased if the client performs several SELECT operations.
E. The join buffer is used to process sorts when complex joins are being performed.
Question 3
Which MySQL utility program should you use to process and sort the Slow Query Log based on query time or average query time?
A. mysqldumpslow
B. mysqldump
C. mysqlshow
D. mysqlaccess
E. mysqlslow
Question 4
Which two statements can be used to adjust the sort_buffer_size variable on a running MySQL server?
(Choose two.)
A. mysql> system sort_buffer_size=256000;
B. mysql> SET VARIABLE sort_buffer_size=256000;
C. mysql> SET GLOBAL sort_buffer_size=256000;
D. mysql> CONF T; do global sort_buffer_size=256000;
E. mysql> SET SESSION sort_buffer_size=256000;
Question 5
What are three methods to reduce MySQL server exposure to remote connections? (Choose three.)
A. using the sql_mode=STRlCT_SECURE after connections are established for encrypted communications
B. setting --skip-networking when remote connections are not required
C. setting specific grant privileges to limit remote authentication
D. setting --mysql_secure_configuration to enable paranoid mode
E. using SSL when transporting data over remote networks
Solutions:
| Question 1 Answer: A,B | Question 2 Answer: B,E | Question 3 Answer: A | Question 4 Answer: C,E | Question 5 Answer: B,C,E |
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