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1z0-497 Exam Dumps : Oracle Database 12c Essentials

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Oracle Database 12c Essentials Questions and Answers

Question 1

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.

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Question 2

Consider an application in which memory required for each session is 400 KB and memory required for each server process is 4 MB. The pool size is 100 and the number of shared servers used is 100. If there are 5000 client connections, what is the amount of memory used by a dedicated server?

Options:

A.

615 MB

B.

2.5 GB

C.

4 GB

D.

12 GB

E.

22 GB

Question 3

You are about to install Oracle Database 12c Enterprise Edition. Which statement is true?

Options:

A.

You should not install the Oracle Database software into an existing Oracle home from a different release.

B.

A multitenant container database (CDB) can have several pluggable databases (PDBs) with different character sets.

C.

Oracle recommends that you back up the root. sh script after you complete the installation.

D.

Cloning an Oracle home is useful if you are performing multiple Oracle Database Installations.

E.

You can stop existing Oracle processes, including the listener and the database running in the Oracle home, before the database software installation.