Free Practice Oracle 1Z0-084 Exam Questions 2025

Stay ahead with 100% Free Oracle Database 19c: Performance Management and Tuning 1Z0-084 Dumps Practice Questions

Page: 1 / 76

Total 378 Questions | Updated On: Jul 24, 2023

Add To Cart

Question 1

Which of the following is a benefit of using SQL Plan Management (SPM)?

A : Prevents plan regression

B : Improves query performance

C : Automatically tunes SQL statements

D : Manages index usage

Answer: A

Question 2

Which of the following techniques is most effective for improving query performance in an Oracle database?

A : Using optimizer hints

B : Increasing the SGA size

C : Adding more indexes to the tables

D : Rewriting the SQL queries

Answer: B

Question 3

What is the purpose of the ASM Fast Mirror Resync (FMR) feature?

A : Rolling out new Oracle Database 19c patches with zero-downtime

B : Rapidly resyncing changed extents to a new disk after a disk failure

C : Dynamically reconfiguring ASM disks online without needing to take the disk group offline

D : Accelerating the rebalancing process during disk group rebalancing

Answer: B

Question 4

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

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

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

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

Answer: B

Question 5

A company is experiencing performance issues with a database. After analyzing the workload, it was discovered that there are multiple expensive queries being executed frequently. Which feature can be used to automatically identify and tune these queries?

A : SQL Tuning Advisor

B : SQL Access Advisor

C : SQL Performance Analyzer

D : SQL Plan Management

Answer: A

Page: 1 / 76

Total 378 Questions | Updated On: Jul 24, 2023

Add To Cart