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 13, 2026

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Question 1

Which of the following is a benefit of using Automatic Storage Management (ASM) in Oracle Database 19c?

A : Simplified storage management through automated data striping and rebalancing.

B : Improved database performance through faster I/O operations.

C : Enhanced data availability through redundancy and mirroring.

D : Reduced storage costs through compression and tiering.

Answer: A

Question 2

Which application lifecycle phase could be managed reactively?

A : Design and development

B : Upgrade or migration

C : Testing

D : Production

E : Deployment

Answer: D

Question 3

Which feature of Oracle Database 19c can be used to maximize query performance by automatically creating and maintaining optimal indexes?

A : Table Compression

B : Query Rewrite

C : Real Application Testing

D : Automatic Indexing

Answer: D

Question 4

Which method should be used to diagnose and analyze the performance of an Oracle Database using the Automatic Database Diagnostic Monitor (ADDM)?

A : Query the V$ACTIVE_SESSION_HISTORY view

B : Query the V$SQL_MONITOR view

C : Use the SQL Tuning Advisor

D : Use the SQL Performance Analyzer

Answer: B

Question 5

Which of the following is a best practice for index management and tuning in Oracle Database 19c?

A : Regularly rebuild all indexes to improve performance.

B : Use a higher PCTFREE value to reduce the frequency of index block splits.

C : Use index-organized tables (IOTs) for small lookup tables with few updates.

D : Create bitmap indexes on large tables with low cardinality columns.

Answer: C

Page: 1 / 76

Total 378 Questions | Updated On: Mar 13, 2026

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