Constant updates are a habit here, not an event. The GetValidTest team keeps the 1Z0-888 bank under continuous revision, so your Oracle MySQL 5.7 Database Administrator preparation always rests on the latest content in 2026.
Oracle 1Z0-888 Exam Overview:
| Certification Vendor: | Oracle |
|---|---|
| Exam Name: | MySQL 5.7 Database Administrator |
| Exam Number: | 1Z0-888 |
| Exam Format: | Multiple-response multiple-choice, Single-choice multiple-choice |
| Passing Score: | 58% |
| Exam Price: | USD $245 |
| Certificate Validity Period: | Lifetime (no expiration) |
| Available Languages: | Simplified Chinese, Japanese, English |
| Related Certifications: | Oracle Certified Professional, MySQL 8.0 Database Administrator (1Z0-908) |
| Exam Duration: | 120 minutes |
| Real Exam Qty: | 75 |
| Recommended Training: | MySQL 5.7 Database Administrator Training MySQL 5.7 Reference Manual |
| Exam Registration: | Oracle University Exam Page Pearson VUE Registration |
| Sample Questions: |  |
| Exam Way: | In-person at Pearson VUE test centers or online proctored exam |
| Pre Condition: | No mandatory prerequisite exams; recommended 6-12 months hands-on experience with MySQL 5.7 |
| Official Syllabus URL: | https://education.oracle.com/pls/web_prod-plq-dad/db_pages.getpage?page_id=5001&p_exam_id=1Z0_888 |
Oracle 1Z0-888 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Replication and High Availability | 15% | - Troubleshoot replication errors and conflicts - Configure and manage replication topologies - Monitor replication status and health - Understand replication architecture and components |
| Topic 2: Backup and Recovery | 15% | - Perform point-in-time recovery - Use mysqldump, raw backups, and binary logs - Validate and restore backups - Design backup strategies |
| Topic 3: Performance and Query Optimization | 15% | - Optimize server configuration and memory usage - Use EXPLAIN and query execution plans - Index design, statistics, and maintenance - Identify and analyze slow queries |
| Topic 4: MySQL Security | 15% | - Network and operating system security - Prevent SQL injection and harden configuration - Identify security vulnerabilities and risks - Encryption and secure connections |
| Topic 5: MySQL Architecture and General Administration | 15% | - Install and configure MySQL Server - Understand storage engines, tablespaces, redo/undo logs - Understand MySQL architecture and request processing - Manage system variables and configuration files |
| Topic 6: Monitoring and Maintaining System Stability | 15% | - Capacity planning and server stability - Troubleshoot slowdowns and server issues - Monitor using logs, status variables, and Performance Schema - InnoDB crash recovery and maintenance |
| Topic 7: User and Access Management | 10% | - Understand MySQL privilege system - Grant/revoke privileges and reset root password - Authentication plugins and password policies - Create, modify, and delete user accounts |
1Z0-888 Exam Details and Our Commitments
At present, the 1Z0-888 exam requires a passing score of 58% and costs USD $245 to register. Oracle controls both figures, so confirm them on the official site before you book.
The latest exam information lists 75 questions for the 1Z0-888 exam, to be completed in 120 minutes minutes. Rehearsing under these conditions in the online engine is the closest thing to sitting the real test.
The Oracle MySQL 5.7 Database Administrator blueprint is organized into these principal domains:
- MySQL Architecture and General Administration (15%)
- Monitoring and Maintaining System Stability (15%)
- Replication and High Availability (15%)
Additional domains follow in the full official outline, and our bank spans them all.
Oracle recommends these official training options:
If formal classes fit your budget and calendar they add structure; otherwise, disciplined self-practice with a current bank covers the same ground.
A team of professional IT experts and certified trainers who focus on this exam field β and who keep the 1Z0-888 bank under constant updating so every candidate prepares smoothly. Every answer is expert-verified, and you can check the accuracy yourself with a free demo before buying. The online test engine deserves special mention: it simulates the actual test environment, supports Windows, Mac, Android, and iOS, carries no installation limits, and lets you practice without limits of time or location β a smooth preparation process for office workers who cannot attend classes.
Upon successful payment, our system automatically sends the product to your mailbox β typically within about a minute β with an instant download link on screen. If nothing arrives within two hours, check your spam folder and contact support. Once purchased, updates are free for 365 days: whenever a new version is released, the updated 1Z0-888 bank is sent to your email immediately. A 50% renewal discount applies after the period ends.
Oracle specifies the following prerequisites for the Oracle MySQL 5.7 Database Administrator: No mandatory prerequisite exams; recommended 6-12 months hands-on experience with MySQL 5.7.
Verify the details on the official certification page before registering.
Documented and honored. If you fail the corresponding exam within 60 days of purchase, send a scanned copy of your enrollment slip and your official Score Report PDF within two days of the exam date; verified claims are refunded in full within seven days. Exclusions: exams taken within three days of purchase, candidate names that differ from the payer, and free or expired products. If you have another exam in mind, you can instead exchange your product for two others of equal value at no charge.
Registration runs through the official channels below:
Choose a test center or online appointment, and book early to keep your preparation timeline comfortable.
Oracle MySQL 5.7 Database Administrator Sample Questions:
Which statement best describes a "warm" backup?
- A. It is similar to a "hot" backup, but differs in that it does not permit write operations.
- B. It is similar to a "cold" backup, but differs in that it permits write operations.
- C. It only backs up "warm" data, that is, data that has been recently modified.
- D. It backs up the binary log, which contains the most recent "warm" changes.
Correct Answer: C π³οΈ
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While attempting to set up a new replication slave on host `192.168.0.25' with the user `replication', you encounter this error:
What should you do to resolve this error?
- A. Add the user [email protected] with the correct password to the slave.
- B. Edit the DNS table on the master to include the domain name for the IP address of 192.168.0.25.
- C. Edit the my.ini file on the slave so that the master-host variable is equal to the IP address of the master, and restart the slave.
- D. Add the user [email protected] with the correct password to the master.
Correct Answer: D π³οΈ
You have taken a Logical Volume Manager (LVM) snapshot backup of a volume that contains the MySQL data directory.
Why is it important to remove snapshots after completing a raw backup in this way?
- A. The system can only support one snapshot per volume, and you need to remove it to be able to take your next backup.
- B. The system keeps a copy of changes in memory and can cause an out-of-memory event.
- C. The snapshot size will continue to grow as changes to the volume are made.
- D. The snapshots take a significant amount of disk space because they are a duplicate copy of the data.
Correct Answer: D π³οΈ
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 --mysql_secure_configuration to enable paranoid mode
- C. using SSL when transporting data over remote networks
- D. setting --skip-networking when remote connections are not required
- E. setting specific grant privileges to limit remote authentication
Correct Answer: C,D,E π³οΈ
Examine the mydata table and SELECT statements:
You issue:
mysql> begin;
mysql> update mydata set a=0 where b=3;
How many rows are now protected by locks with the default InnoDB configuration?
- A. five
- B. one
- C. one row and a gap-lock
- D. one row and a next-key lock for supremum
Correct Answer: A π³οΈ
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