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Oracle 1Z0-025 Exam Syllabus Topics:

Oracle Backup and Recovery Sample Questions:

1. 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) 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.
C) 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.
D) They backup the entire database everyday of the week.

2. When two or more databases are backed up using RMAN, is it appropriate to use each database as the other's recovery catalog. Why?

A) Yes, but only if the database are run in NOARCHIVELOG mode.
B) Yes. The catalog is a recognized procedure.
C) No. A database that contains a catalog cannot be target database.
D) No. There would be too many dependencies.

3. What is the advantage of managed recovery mode?

A) The standby database automatically applies the archived redo log when the files become available.
B) During recovery, most common DBA errors can be avoided.
C) Prompts for applying the next available redo logs suppressed.
D) The primary database automatically ships archived redo log files to the standby server.

4. Which statement concerning archiving is true?

A) Archiving copies the data files to their backup destinations.
B) Archive logs can be written to multiple destinations.
C) Backups are not required when archiving is enabled.
D) Archiving occurs during a checkpoint.
E) Archiving can be enabled through recovery manager commands.

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

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

Solutions: