Free Access Oracle.1z0-062.v2022-12-05.q411 Practice Test (Page 44)

Question 211

You performed an incremental level 0 backup of a database:
RMAN > BACKUP INCREMENTAL LEVEL 0 DATABASE;
To enable block change tracking after the incremental level 0 backup, you issued this command:
SQL > ALTER DATABASE ENABLE BLOCK CHANGE TRACKING USING FILE
‘/mydir/rman_change_track.f’;
To perform an incremental level 1 cumulative backup, you issued this command:
RMAN> BACKUP INCREMENTAL LEVEL 1 CUMULATIVE DATABASE;
Which three statements are true? (Choose three.)

A.Block change tracking will always reduce I/O performed during cumulative incremental backups.

B.The change tracking file must always be backed up when you perform a full database backup.

C.Backup change tracking will sometimes reduce I/O performed during cumulative incremental backups.

D.The incremental level 1 backup that immediately follows the enabling of block change tracking will not read the change tracking file to discover changed blocks.

E.More than one database block may be read by an incremental backup for a change made to a single block.

Question 212

Your production database uses file system storage. You want to move storage to Oracle Automatic Storage Management (ASM).
How would you achieve this?

A.by using a transportable database

B.by using the Database Upgrade Assistant (DBUA)

C.by using Data Pump

D.by using RMAN

Question 213

Examine the commands executed to monitor database operations:
$> conn sys oracle/oracle@prod as sysdba
SQL > VAR eid NUMBER
SQL > EXEC: eid := DBMS_SQL_MONITOR.BEGIN_OPERATION ('batch_job' , FORCED_TRACKING
=> 'Y');
Which two statements are true? (Choose two.)

A.Database operations will be monitored only when they consume a significant amount of resource.

B.Database operations for all sessions will be monitored.

C.Database operations will be monitored only if the STATISTICS_LEVEL parameter is set to TYPICAL and CONTROL_MANAGEMENT_PACK_ACCESS is set DIAGNISTIC + TUNING.

D.Only DML and DDL statements will be monitored for the session.

E.All subsequent statements in the session will be treated as one database operation and will be monitored.

Question 214

Which three statements are true about a job chain? (Choose three.)

A.It can contain a nested chain of jobs.

B.It can be used to implement dependency-based scheduling.

C.It cannot invoke the same program or nested chain in multiple steps in the chain.

D.It cannot have more than one dependency.

E.It can be executed using event-based or time-based schedules.

Question 215

Which three statements are true PFILEs, SPFILEs or both? (Choose three.)

A.A SPFILE can be created by an idle instance

B.Some SPFILE parameters can be modified successfully with the SCOPE=MEMORY clause

C.All SPFILE parameters can be modified successfully with the SCOPE=MEMORY clause

D.A PFILE can be created by an idle instance

E.SPFILEs and PFILEs may both be edited with an O/S editing utility

F.All SPFILE parameters can be modified successfully with the SCOPE=BOTH clause

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