Oracle 1Z0-025 : Backup and Recovery

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Oracle Backup and Recovery Sample Questions:

1. When performing an open database backup, which statement is NOT true?

A) The database must be operating in ARCHIVELOG mode.
B) The database tablespaces should be in BEGIN BACKUP mode.
C) The database can be open but only in READ ONLY mode.
D) The database is fully accessible to all users.

2. What two actions occur during a checkpoint? (Choose two)

A) Oracle performs a log switch.
B) Oracle copies the online redo-log to the archive destinations.
C) Oracle performs a delayed block clean-out.
D) Oracle performs a control file.
E) Oracle flushes the dirty blocks in the database buffer cache to disk.

3. What are two causes of a user process failure? (Choose two)

A) A table is accidentally truncated.
B) The user issues an abnormal interrupt.
C) The application program receives an addressing exception.
D) There is a logic error in the application.
E) There is a head crash on the disk containing a database file.

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

A) The affected data file needs to be copied from the primary to the standby server.
B) NOLOGGING operations are not available in release 0.1
C) NOLOGGING operations can be used on the standby database, but not on the primary database.
D) There is no difference.

5. What is the advantage of managed recovery mode?

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

Solutions: