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Oracle 1z0-497 Exam With Confidence Using Practice Dumps

Exam Code:
1z0-497
Exam Name:
Oracle Database 12c Essentials
Vendor:
Questions:
150
Last Updated:
Mar 12, 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

Question 1

Examine the output:

SQL> SELECT index_name, status FROM dba_indexes WHEREstatus='UNUSABLE’;

INDEX_NAME STATUS

--------------------- -----------------

EIND UNUSABLE

Which two statements about this index are true?

Options:

A.

It is ignored by the query optimizer.

B.

It is not used while the index is being rebuilt.

C.

The index cannot be rebuilt, and has to be re-created.

D.

The index is automatically rebuilt when used the next time.

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Question 2

Oracle Database 12c provides new task-specific privileges (SYSBACKUP, SYSDG, and SYSKM) to handle standard administration duties. Which two statements about these standard administration privileges are true?

Options:

A.

These administrative privileges enable you to connect to the database only if the database is open.

B.

After connecting with these privileges, you are connected under a predefined user whose name is the privilege name.

C.

These administrative privileges allow a user to view DBA_xxx, GV$, VS, and SELECT on application tables.

D.

Without being a member of OSBACKUP. OSDG, and OSKM OS groups, users cannot connect as administrative users by using OS authentication.

Question 3

A standby database is in mounted state and you are required to perform a failover to the physical standby. Which solution is best suited forthis scenario?

Options:

A.

ALTER DATABASE RECOVER MANAGED STANDBY DATABASE statement with the FINISH keyword

B.

ALTER DATABASE PREPARE TO SWITCHOVER and ALTER DATABASE COMMIT TO SWITCHOVER statements

C.

ALTER DATABASE RECOVER TO STANDBY DATABASE statement with the FINISH keyword

D.

D) ALTER DATABASE PREPARE SWITCHOVER and ALTER DATABASE COMMIT TO SWITCHOVER Statements