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Oracle (1Z0-908) Exam Questions PDF

Exam Code: 1Z0-908
Exam Name: MySQL 8.0 Database Administrator
Updated: Sep 28, 2026
140 Questions and Answers
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Exam Name: MySQL 8.0 Database Administrator
Updated: Sep 28, 2026
140 Questions and Answers
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Exam Code: 1Z0-908
Exam Name: MySQL 8.0 Database Administrator
Updated: Sep 28, 2026
140 Questions and Answers
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Oracle 1Z0-908 Exam Questions

MySQL 8.0 Database Administrator exams.

Question — (Single Choice)

Examine this statement, which executes successfully: You want to improve the performance of this query: Which change enables the query to succeed while accessing fewer rows?

Choose the answer:

A ALTER TABLE world.city ADD SPATIAL INDEX (Name);
B ALTER TABLE world.city ADD SPATIAL INDEX (Population);
C ALTER TABLE world.city ADD INDEX (Population);
D ALTER TABLE world.city ADD INDEX (Name);
E ALTER TABLE world.city ADD FULLTEXT INDEX (Name);
F ALTER TABLE world.city ADD FULLTEXT INDEX (Population);

Question — (Multiple Choices)

Which three are characteristics of a newly created role? (Choose three.)

Choose the answer:

A It can be dropped using the DROP ROLE statement.
B It is stored in the mysql.role table.
C It is created as a locked account.
D It can be renamed using the RENAME ROLE statement.
E It can be granted to user accounts.
F It can be protected with a password.

Question — (Single Choice)

You have configured GTID - based asynchronous replication with one master and one slave. A user accidentally updated some data on the slave. To fix this, you stopped replication and successfully reverted the accidental changes. Examine the current GTID information: You must fix GTID sets on the slave to avoid replicating unwanted transactions in case of failover. Which set of actions would allow the slave to continue replicating without erroneous transactions?

Choose the answer:

A RESET MASTER; SET GLOBAL gtid_purged=aaaaaaaa - aaaa - aaaa - aaaa - aaaaaaaaaaaa:1 - 10167;
B SET GLOBAL gtid_purged=aaaaaaaa - aaaa - aaaa - aaaa - aaaaaaaaaaaa:1 - 2312,bbbbbbbb - bbbb - bbbb - bbbb - bbbbbbbbbbbb:1 - 9; SET GLOBAL gtid_executed=aaaaaaaa - aaaa - aaaa - aaaa - aaaaaaaaaaaa:1 - 10167;
C RESET SLAVE; SET GLOBAL gtid_purged=aaaaaaaa - aaaa - aaaa - aaaa - aaaaaaaaaaaa:1 - 3820; SET GLOBAL gtid_executed=aaaaaaaa - aaaa - aaaa - aaaa — aaaaaaaaaaaa:1 - 10300;
D RESET MASTER; SET GLOBAL gtid_purged - aaaaaaaa - aaaa - aaaa - aaaa - aaaaaaaaaaaa:1 - 2312; SET GLOBAL gtid_executed=aaaaaaaa - aaaa - aaaa - aaaa - aaaaaaaaaaaa:1 - 10167;
E RESET SLAVE; SET GLOBAL gtid_purged=aaaaaaaa - aaaa - aaaa - aaaa - aaaaaaaaaaaa:1 - 10167;

Question — (Multiple Choices)

The data in this instance is transient; no backup or replication will be required. It is currently under performing. The database size is static and including indexes is 19G. Total system memory is 32G. After profiling the system, you highlight these MySQL status and global variables: The OS metrics indicate that disk is a bottleneck. Other variables retain their default values. Which three changes will provide the most benefit to the instance? (Choose three.)

Choose the answer:

A innodb_flush_log_at_trx_commit=1
B buffer_pool_size=24G
C innodb_log_file_size=1G
D sync_binlog=0
E innodb_doublewrite=0
F max_connections=10000
G innodb_undo_directory=/dev/shm

Question — (Single Choice)

Which statement is true about InnoDB persistent index statistics?

Choose the answer:

A Updating index statistics is an I/O expensive operation.
B Index statistics are calculated from pages buffered in the buffer pool for tables with InnoDB storage engine.
C Setting innodb_stats_auto_recalc=ON causes statistics to be updated automatically when a new index is created.
D Execution plans based on transient index statistics improve precision when innodb_stats_persistent_sample_pages is increased.
E Increasing innodb_stats_persistent_sample_pages determines higher pages scanning speed, at the cost of increased memory usage.
F Tables are scanned and index statistics recalculated when an instance is restarted.

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Introduction To The Oracle 1Z0-908 Exam

The Oracle 1Z0-908 exam is designed to evaluate a candidate’s practical knowledge, technical understanding, and ability to handle real-world tasks related to the 1Z0-908 exam objectives. This MySQL 8.0 Database Administrator exam tests both theoretical concepts and practical problem-solving skills commonly required in professional environments. Candidates preparing for the 1Z0-908 exam should understand the core topics, exam patterns, and effective preparation methods to improve their chances of 1Z0-908 exam success.

Understanding The 1Z0-908 Oracle Exam Structure

The 1Z0-908 Oracle exam usually includes various question types that assess your understanding from multiple perspectives. The MySQL 8.0 Database Administrator exam is designed to test not only your memorization skills but also your ability to apply concepts in practical situations. 1Z0-908 candidates should be prepared to answer questions related to processes, technologies, troubleshooting, and decision-making scenarios.

Main Topics Covered In The Oracle 1Z0-908 Exam

The Oracle 1Z0-908 exam generally covers several important areas that candidates must study carefully before attempting the 1Z0-908 exam.

1Z0-908 Core Concepts and Fundamentals

1Z0-908 candidates should understand the basic concepts, terminology, and foundational knowledge related to the 1Z0-908 MySQL 8.0 Database Administrator exam objectives. A strong understanding of the fundamentals helps build confidence for advanced topics and practical 1Z0-908 exam questions.

1Z0-908 Exam - Problem Solving And Troubleshooting

The 1Z0-908 MySQL 8.0 Database Administrator exam may test your ability to identify issues, analyze problems, and select the most effective solution in different situations. Understanding troubleshooting methods is essential for handling real-world scenarios successfully.

Tools, Technologies, and System Functions

1Z0-908 exam candidates should be familiar with the tools, technologies, platforms, and system functions associated with the MySQL 8.0 Database Administrator exam objectives. Questions may involve configuration tasks, reporting features, monitoring processes, or system management activities.

Question Formats In The Oracle 1Z0-908 Exam

The 1Z0-908 Oracle exam may include different question formats to evaluate technical knowledge and practical thinking abilities.

Oracle 1Z0-908 Multiple-Choice Questions

These Oracle 1Z0-908 questions test your understanding of concepts, definitions, procedures, and best practices related to the MySQL 8.0 Database Administrator exam topics.

Oracle 1Z0-908 Scenario-Based Questions

Scenario-based Oracle 1Z0-908 questions present realistic situations where candidates must choose the best solution, action plan, or troubleshooting approach based on the provided 1Z0-908 exam information.

Effective Preparation Strategy For The 1Z0-908 Exam

A proper preparation strategy is important for improving your performance in the 1Z0-908 Oracle exam. Start by reviewing all exam objectives and dividing your study plan into smaller weekly goals. Focus on understanding concepts clearly instead of relying only on memorization techniques. Practice with updated 1Z0-908 MySQL 8.0 Database Administrator exam questions regularly to become familiar with the 1Z0-908 exam structure and question patterns. Reviewing answer explanations can help improve analytical thinking and strengthen your understanding of difficult topics.

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Tips to Improve Oracle 1Z0-908 Exam Performance

Oracle 1Z0-908 candidates should maintain a consistent study routine and focus on high-priority topics during 1Z0-908 exam preparation. Reading explanations carefully, reviewing incorrect answers, and practicing real 1Z0-908 MySQL 8.0 Database Administrator exam scenarios can significantly improve overall performance. Time management during the 1Z0-908 exam is also essential for answering all questions effectively.

Benefits Of Proper Oracle 1Z0-908 Exam Preparation

Well-prepared candidates usually perform better because they understand both the technical and practical aspects of the Oracle 1Z0-908 exam objectives. Proper Oracle 1Z0-908 exam preparation improves confidence, increases knowledge retention, and helps candidates handle MySQL 8.0 Database Administrator exam questions more efficiently.

Final Thoughts

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