Free Oracle 1Z0-084 Exam Questions

Become Oracle Certified with updated 1Z0-084 exam questions and correct answers

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Total 378 Questions | Updated On: Mar 25, 2025

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Question 1

Which of the following can be a cause of excessive contention for a particular resource in an Oracle Database?

A : large number of concurrent transactions attempting to access the resource

B : adequate system resources such as CPU, memory, or I/O bandwidth

C : high volume of network traffic within the database

D : ufficient database storage space

Answer: A

Question 2

What is a benefit of using Real Application Testing with Oracle Database 19c?

A : allows you to test the impact of system changes on database performance before implementing them in production.

B : It automatically tunes the database based on workload patterns.

C : provides real-time monitoring of database performance.

D : enables automatic database backups and recovery.

Answer: A

Question 3

Which of the following statements about Automatic Database Diagnostic Monitor (ADDM) in Oracle Database 19c is correct?

A : ADDM only analyzes performance issues related to SQL statements.

B : DM provides recommendations for both hardware and software configurations.

C : DM requires a separate software installation and license.

D : DM can only be enabled for Oracle databases running on Oracle Exadata storage.

Answer: B

Question 4

Which statement regarding SQL plan baselines is true?

A : accepted baseline becomes the only plan used for that SQL statement.

B : fixed baseline cannot be changed or removed.

C : QL statement can have multiple plan baselines, only one of which can be accepted.

D : plan baseline can only be created for a single SQL statement.

Answer: C

Question 5

A company is experiencing slowness in their database due to excessive I/O during peak hours. Which solution would best optimize the performance of the database during peak hours?

A : nfigure Automatic Workload Repository (AWR) snapshots to be taken every 15 minutes

B : Automatic Storage Management (ASM) to distribute data across multiple disks

C : crease the size of the buffer cache to reduce the number of physical disk I/O operations

D : plement Result Cache to reduce the CPU time required to re-execute identical queries

Answer: B

Page: 1 / 76

Total 378 Questions | Updated On: Mar 25, 2025

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