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Oracle 1Z0-025 Exam Syllabus Topics:

Oracle Backup and Recovery Sample Questions:

1. Your database is configured in ARCHIVELOG mode. Which three types of backups can be performed? (Choose three)

A) Open database backups.
B) Online tablespace backups using the ALTER DATABASE BACKUP TABLESPACE command.
C) Online control file backups using the ALTER CONTROLFILE BACKUP command.
D) Online control file backups using the ALTER DATABASE BACKUP CONTROLFILE command.
E) Operating system backups when the database is closed.

2. 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) On Sunday, they backup the entire database. On other days of the week, they backup all blocks changed since the previous backup.
B) They backup the entire database everyday of the week.
C) 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.
D) 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.

3. What is the correct procedure for multiplexing control files?

A) Shut down the database, edit the CONTROL_FILES parameter, issue the ALTER DATABASE MULTIPLEX CONTROLFILE command, and start up the database.
B) Shut down the database, rename the control file, edit the CONTROL_FILES parameter, and start up the database.
C) Shut down the database, copy the control file to trace, edit the MULTIPLEX_CONTROL_FILES parameter, and start up the database.
D) Shut down the database, edit the CONTROL_FILES parameter, copy the control file, and start up the database.

4. Which process controls the RMAN channel?

A) A database writer process.
B) A user process.
C) An archive process.
D) A server process.

5. Which statement is true when using the DBVEVIFY utility to detect corruptions in an Oracle data block?

A) The utility can only be used with the database shut down.
B) The utility is useful only when the database is in ARCHIVELOG mode.
C) The utility can cause contention in the shared pool when there is high activity in the database.
D) The utility can be used to verify the redo-log files for corruption.

Solutions: