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Oracle 1Z0-025 Exam Syllabus Topics:

Oracle Backup and Recovery Sample Questions:

Question 1

After rebuilding the recovery catalog by resynchronizing it with a copy of the backup control file, you notice references to files that no longer exist. Which CREATE command clause should you use to remove these references?

A. DELETE
B. REMOVE
C. CATALOG REMOVE
D. UNCATALOG

Question 2

Which two types of data files can be considered non-essential? (Choose two)

A. Data files belonging to a temporary tablespace.
B. Data files belonging to an index tablespace.
C. Data files belonging to an application data tablespace.
D. Data files belonging to a lost tablespace.
E. Data files belonging to a rollback segment tablespace.
F. Data files belonging to a SYSTEM tablespace.

Question 3

What is the effect of issuing an ALTER DATABASE OPEN RESETLOGS command on the primary database?

A. The standby database can only be used in read-only mode.
B. It invalidates the standby database.
C. A new standby database incarnation will automatically be started.
D. Once the archived log files are applied to the standby database, the redo log of the standby database is reset.

Question 4

Which statement about 'time-based recovery' is true?

A. Recovery is stopped by pressing at <CTL-C> the recovery prompt.
B. Recovery is stopped by entering CANCEL at the recovery prompt.
C. Recovery is stopped when the database has committed all changes up to the specified system changes number (SCN).
D. Recovery is stopped after the database has committed all changes up to the specified point of time.
E. Recovery is stopped when the specified method of recovery (CANCEL, TIME, or CHANGE)

Question 5

What is the difference between using NOLOGGING operations in a single database environment and a standby database environment?

A. NOLOGGING operations are not allowed when using a standby database.
B. The standby database becomes unavailable after a NOLOGGING operation has been used on the primary database.
C. The affected data file needs to be copied from the primary to the standby server.
D. NOLOGGING operations can be used on the standby database, but not on the primary database.

Solutions: