Oracle 1Z0-025 : Backup and Recovery

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Oracle 1Z0-025 Exam Syllabus Topics:

Oracle Backup and Recovery Sample Questions:

Question #1
How can a DBA disable one of the current archive destinations?

A. It is not possible to disable archive destinations?
B. Specify the initialization parameter LOG_ARCHIVE_DEST_STATE_n=DEFER.
C. Shut down the database and delete the archive destination dictionary at the operating system level.
D. Issue the command ALTER SESSION SET LOG_ARCHIVE_DEST=DEFER.

Question #2
Which two items can be assigned as RMAN tag? (Choose two)

A. An image copy.
B. A tape drive.
C. A backup set.
D. A disk channel.
E. A disk drive.

Question #3
The RMAN script is run every Sunday
Run (
Allocate channel c1 type disk
Format='/home/disk1/BACKUP/run_is_ip.bus';
backup incremental level=0 (database);
)
This RMAN script is run everyday of the week, except Sunday
Run (
Allocate channel c1 type disk
Format+ '/home/disk1/user4/BACKUP/inc_is_ip.bus'
Backup incremental level= 1cumulative (database);
)
What do these scripts do?

A. They backup the entire database everyday of the week.
B. On Sunday, they backup the entire database. On other days of the week, they back up all blocks changed in data file two since the previous backup.
C. On Sunday, they backup the entire database. On other days of the week, they backup all blocks changed since the previous backup.
D. On Sunday, they backup the system tablespace. On other days of the week, they backup all blocks changed in data file log since the previous backup.

Question #4
You perform an incomplete recovery using RMAN. You write the following script:
RUN{
SET UNTIL TIME='yyyy-nm-dd:hh:mi:ss';
RESTORE DATABASE;
RESTORE DATABASE;
SQL"alter database open resetlogs";
Which command is missing?

A. ALLOCATE CHANNEL cname TYPE DISK;
B. SET LIMIT CHANNEL cname KBYTES 4194304
C. RESYNC CATALOG;
D. RELEASE CHANNEL;

Question #5
You need to create a recovery catalog. Before you issue the CREATE CATALOG command, what do you need to do first?

A. Start up the target database.
B. Connect to target database.
C. Create a tablespace for the catalog and a recovery manager user.
D. Nothing

Solutions: