Oracle 1Z0-908

Everyone studies differently, which is why Dumpkiller offers the 1Z0-908 exam preparation material in three formats: a printable PDF, a desktop test engine, and an online test engine. Whichever you pick, you work through the same 142 practice questions covering the Oracle MySQL 8.0 Database Administrator syllabus.

Oracle 1Z0-908 Exam Overview:

Oracle 1Z0-908 Exam Syllabus Topics:

Your 1Z0-908 Exam Questions, Answered

What is the 1Z0-908 exam all about?

The Oracle MySQL 8.0 Database Administrator exam (code: 1Z0-908) is the official Oracle exam that leads to the Oracle Certified Professional, MySQL 8.0 Database Administrator certification. It sits at the Professional level of the Oracle certification track. Passing it proves to employers that your skills have been validated by Oracle itself, which is why the 1Z0-908 credential keeps showing up in job postings.

How many questions are in the 1Z0-908 exam, and how long does it take?

The Oracle MySQL 8.0 Database Administrator exam gives you 120 minutes to work through 73. Pacing matters more than most candidates expect, so before exam day, run at least one full timed session in the Dumpkiller test engine to learn how long you can afford per question. If an item stalls you, flag it and move on — coming back later beats burning five minutes on a single question.

What score do I need to pass the 1Z0-908 exam, and how much does it cost?

The passing score for the Oracle MySQL 8.0 Database Administrator exam is 62%, and the official registration fee is USD 245. Remember that a failed attempt means paying that fee in full again, so a timed self-assessment with Dumpkiller practice questions about a week before your exam date is a cheap way to confirm you are scoring comfortably above 62%.

Are there any prerequisites for the 1Z0-908 exam?

According to Oracle, the following applies: No formal prerequisites; 6 months of hands-on MySQL administration experience recommended. Certification policies do change from time to time, so confirm the latest requirements on the official exam page at https://education.oracle.com/mysql-8-0-database-administrator/pexam_1Z0-908 before you register.

How do I register for the 1Z0-908 exam?

You can book your Oracle MySQL 8.0 Database Administrator exam through the official channels below:

• Oracle University Exam Page
• Pearson VUE Oracle Registration

Depending on availability in your region, the exam is delivered as Online proctored remote exam or in-person at Pearson VUE testing centers.

What official training does Oracle recommend for the 1Z0-908 exam?

Oracle lists the following training options for Oracle MySQL 8.0 Database Administrator candidates:

• MySQL 8.0 Database Administrator Training

Official courses build a solid foundation, and pairing them with the 142 practice questions from Dumpkiller shows you how ready you really are before you spend money on the exam itself.

Can I try the 1Z0-908 practice questions before buying?

Yes. Dumpkiller offers a free 1Z0-908 PDF demo so you can review the question style, difficulty, and explanations before committing to anything. After purchase, your Oracle MySQL 8.0 Database Administrator material includes 365 days of free updates, and if your product expires after that, you can extend the update service at a 50% discount from your member zone.

What happens if I do not pass the 1Z0-908 exam, and how is my order delivered?

If you take the corresponding 1Z0-908 exam within 60 days of your purchase and do not pass, you can apply for a full refund under our 100% Money Back Guarantee, subject to a few conditions: the failed exam must be the one matching your purchase; sitting the exam within 3 days of purchase does not qualify, since that leaves too little preparation time; downloading the material without actually taking the exam does not qualify; free materials and expired orders are excluded; and the candidate name must match the payer name. To apply, send a scanned copy of your enrollment slip together with your official Score Report (PDF) within 2 days after the exam, and claims are processed within 7 days. If you would rather not take a refund, you can exchange your purchase for two free products of equal value while keeping the update service on the product you originally bought. As for delivery, everything is an instant download: your products are sent to your email within one minute of payment — contact customer service if nothing arrives within 2 hours — and there is no limit on the number of computers you can install the software on.

What topics are covered in the 1Z0-908 exam?

The official Oracle MySQL 8.0 Database Administrator syllabus is organized into 7 main domains. The first three are Server Installation and Configuration (15%), Security (20%), and Query Optimization (15%). For the full domain-by-domain breakdown, see the complete Exam Topics outline above.

Oracle MySQL 8.0 Database Administrator Sample Questions:

Question 1

Examine this parameter setting:
audit_log=FORCE_LOG_PERMANENT
What effect does this have on auditing?

A. It causes the audit log to be created if it does not exist.
B. It prevents the audit log from being removed or rotated.
C. It prevents the audit plugin from being removed from the running server.
D. It will force the load of the audit plugin even in case of errors at server start.

Question 2

Examine this MySQL Shell command:
dba.rebootClusterFromCompleteOutage()
Which two statements are true? (Choose two.)

A. It stops and restarts all InnoDB Cluster instances and initializes the metadata.
B. It only starts all InnoDB Cluster instances.
C. It performs InnoDB Cluster instances rolling restart.
D. It only stops and restarts all InnoDB Cluster instances.
E. It picks the minimum number of instances necessary to rebuild the quorum and reconfigures InnoDB Cluster.
F. It is not mandatory that all instances are running and reachable before running the command.
G. It reconfigures InnoDB Cluster if the cluster was stopped.

Question 3

Which condition is true about the use of the hash join algorithm?

A. At least one of the tables in the join must have a hash index.
B. No index can be used for the join.
C. The smallest of the tables in the join must fit in memory as set by join_buffer_size.
D. The query must access no more than two tables.

Question 4

Your MySQL environment has asynchronous position based-replication with one master and one slave.
The slave instance had a disk I/O problem, so it was stopped.
You determined that the slave relay log files were corrupted and unusable, but no other files are damaged.
You restart MySQL Server.
How can replication be restored?

A. The slave relay logs should be deleted; then execute START SLAVE;
B. The slave relay logs should be deleted; execute CHANGE MASTER to adjust the replication relay log file name, then issue start SLAVE;
C. The relay logs from the master should be used to replace the corrupted relay logs.
D. The slave needs to be restored from backup.

Question 5

You have replication configured, which consists of one master and one slave on different hosts with an asynchronous replication channel between them.
Your goal is to decrease the amount of data that is transferred between these two hosts.
It is confirmed that the slave instance does not need to have data from the example database.
Which replication filter contributes to your goal?

A. on slave: --binlog-ignore-db=example
B. on slave: --replicate-wild-ignore=example.%
C. on master: --replicate-ignore-db=example
D. on slave: --replicate-ignore-db=example
E. on master: --binlog-ignore-db=example

Solutions: