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Oracle 1z0-497 Exam With Confidence Using Practice Dumps

Exam Code:
1z0-497
Exam Name:
Oracle Database 12c Essentials
Certification:
Oracle Database 12c Certified Implementation Specialist
Vendor:
Oracle
Questions:
150
Last Updated:
Apr 30, 2025
Exam Status:
Stable
Oracle 1z0-497

1z0-497: Oracle Database 12c Certified Implementation Specialist Exam 2025 Study Guide Pdf and Test Engine

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Oracle Database 12c Essentials Questions and Answers

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Question 1

Which three events signal a database writer (DWR) to write buffers to disk?

Options:

A.

The database advances a checkpoint.

B.

A client process commits a transaction.

C.

The redo log buffer becomes full.

D.

A server process cannot find non-dirty blocks after scanning a threshold number of buffers.

E.

A tablespace is changed to read-only status.

F.

The database is shut down in immediate mode.

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Question 2

Which two statements about Automatic Data Optimization (ADO) are true?

Options:

A.

ADO policies can automatically compress data when it qualifies.

B.

ADO policies can automatically move segments when necessary.

C.

ADO is not dependent on Heat Map, and works even if Heat Map is disabled.

D.

You cannot compress at block level, but you can compress at segment level.

E.

You can compress at row level only for QUERY LOW.

Question 3

Identify two types of solutions in which you would need to use Active Data Guard and Golden Gate together.

Options:

A.

a solution that provides zero-data-loss protection at any distance without impacting database performance

B.

a solution for disaster protection and database rolling upgrades for a mission-critical OLTP database, where you also want to extract data from a data guard primary database for ETL update o' an enterprise data warehouse

C.

a solution requiring minimal planned downtime and risk, using standby first patching, database rolling upgrades, and select platform migrations

D.

a solution that helps with integrated automatic database and client failover between source and target, where you also need to establish advanced replication (such as multi master and bidirectional replication and data transformations)

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