Free Access Oracle.1Z0-083.v2022-07-24.q137 Practice Test (Page 26)

Question 121

Which three are true about using Database Resource Manager in an Oracle multitenant environment?
(Choose three.)

A.A CDB-level resource plan can limit PDB CPU utilization.

B.PDB-level resource plans can limit uncommitted UNDO per consumer group.

C.A CDB-level resource plan can limit PDB UNDO use.

D.A CDB-level resource plan is mandatory when using PDB-level resource plans.

E.A CDB-level resource plan can limit session CPU utilization.

F.A PDB-level resource plan can limit session PGA memory.

Question 122

Examine these queries and their output:

An online RMAN backup of the CDB was taken an hour before Restore Point R1was created.
You want to recover PDB1 to Restore Point R1.
How do you achieve this?

A.Execute FLASHBACK PLUGGABLE DATABASE PDB1 TO RESTORE POINT R1by using RMAN while connected to PDB1.

B.Execute FLASHBACK PLUGGABLE DATABASE PDB1 TO RESTORE POINT R1by using SQL while connected to PDB1.

C.Execute FLASHBACK PLUGGABLE DATABASE PDB1 TO RESTORE POINT R1by using SQL while connected to CDB$ROOT.

D.Execute FLASHBACK PLUGGABLE DATABASE PDB1 TO RESTORE POINT R1by using RMAN while connected to CDB$ROOT.

E.This cannot be done due to the lack of a clean restore point.

Question 123

Which two are true about data movement between a non-CDB and a PDB using Data Pump? (Choose two.)

A.Tablespaces are automatically created as neeed while importing full exports in either a non-CDB or a PDB.

B.Moving data from a non-CDB to a PDB is only possible by using conventional export and import.

C.A new PDB is automatically created when importing a non-CDB into a CDB.

D.Oracle attempts to convert common users to conventional users when moving schemas from a PDB to a non-CDB.

E.Moving data from a PDB to a non-CDB is only possible by using transportable tablespace export and import.

F.Oracle attempts to convert conventional database users to local users when moving schemas from a non- CDB to a PDB.

Question 124

choose two Examine these RMAN commands: RMAN> CONNECT TARGET "sbu@prod AS SYSBACKUP"; RMAN> CONNECT AUXILIARY "sbu@dup_db AS SYSBACKUP"; RMAN> DUPLICATE TARGET DATABASE TO dup_db FROM ACTIVE DATABASE PASSWORD FILE SECTION SIZE 400M; Which two statements are true about the DUPLICATE command?

A.It fails because connection to the AUXILIARY instance must be as SYSDBA.

B.It fails because no parallel channels are allocated for the auxiliary database.

C.Itsucceeds only if the target database is greater than 400M.

D.No catalogued backup of the TARGET is used to duplicate the database.

E.It succeeds.

Question 125

You notice that the performance of your production 24x7 Oracle 12c database has significantly degraded. Sometimes, you are not able to connect to the database instance because it hangs. How can you detect the cause of the degraded performance?

A.by performing emergency monitoring using Real-Time Automatic Database Diagnostic Monitor (ADDM) to fetch data directly from SGA for analysis

B.by using Active Session History (ASH) data and performing hang analysis

C.by running ADDM to fetch information from the latest Automatic Workload Repository (AWR) snapshots

D.by running ADDM in diagnostic mode

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