Oracle 1Z0-025 real exam prep : Backup and Recovery

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Oracle 1Z0-025 Exam Syllabus Topics:

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 is fully accessible to all users.
D) The database can be open but only in READ ONLY mode.

2. In which two situations would you have to apply redo information to a read-only tablespace? (Choose two)

A) When the tablespace being recovered is read-only, but was writeable when the last backup occurred.
B) When the tablespace being recovered is writeable, but was read-only when the last backup occurred.
C) When the tablespace being recovered has always been writeable.
D) When the tablespace being recovered is read-only and was read-only when the last backup occurred.
E) When the tablespace being recovered is unknown to the control file.

3. The instance crashed after the current online redo-log becomes corrupt. Which action can the DBA take to open the database?

A) Perform a time-based recovery that stops at the time that the current online redo-log became corrupt.
B) Recover the SYSTEM tablespace.
C) Perform a complete recovery of the database.
D) Skip recovery and open the database with the RESETLOGS option.
E) Perform a tablespace recovery.

4. What kind of destination can DBA choose when specifying the LOG_ARCHIVE_DEST_n parameter?

A) Only a local dictionary.
B) Only a Net8 alias for a remote database.
C) A local dictionary or Net8 alias for a remote database.
D) A Net8 listener name.

5. A tablespace becomes unavailable because of a failure. The database is running in
NOARCHIVELOG mode?
What should the DBA do to make the database available?

A) Restore the data files, redo log files, and control files from an earlier copy of a full database backup.
B) There is no possibility too make the database available.
C) Perform a tablespace recovery.
D) Perform a complete database recovery.

Solutions: