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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 option represents the steps to add a multiplexed copy of the current control file or to rename a control file in Oracle Database 12c?

a - Shut down the database.

b - Restart the database.

c - Copy an existing control file to a new location by using operating system commands.

d - Edit the CONTROL_FILESparameter in the database initialization parameter file to add the new control file name, or to change the existingcontrol file name.

Options:

A.

b, c, d

B.

a, c, d, b

C.

a, d, b, c

D.

c, d, b

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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

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