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Oracle 1Z0-025 Exam Syllabus Topics:

Oracle Backup and Recovery Sample Questions:

1. What are two causes of media failures? (Choose two)

A) A database file is accidentally deleted.
B) There is a head crash on the disk containing a database file.
C) The server computer loses power.
D) There is a logic error in the application.
E) The user issues an abnormal interrupt.
F) A table is accidentally truncated.

2. In which situation would you need to create a new control file for an existing database?

A) When MAXLOGMEMBERS needs to be changed.
B) When the name of the recovery catalog file needs to be changed.
C) When ARCHIVE_LOG_START needs to be changed.
D) When all archived redo-log files are lost.

3. Which statement regarding the allocation of processes to recovery manager is true?

A) Enabling I/O slaves can be controlled by setting USE_IO/SLAVES appropriately.
B) When enabling I/O slaves, ensure that the shared pool is sized appropriately.
C) I/O slaves can only be used if the operating system supports asynchronous I/O.
D) Setting BACKUP_TAPE_IO_SLAVES=TRUE will enable a dedicated slave to write to a tape device.

4. Which statement is true when using the LogMiner utility?

A) The CREATE DBMS LOGMSR command is used to build the dictionary file.
B) The dictionary file is created in a directory as defined by UTL_FILE_DIR.
C) The dictionary file is created as a backup if the data dictionary gets corrupted.
D) The dictionary file must be created after the log file analysis has completed.

5. The developers have implemented parallel DML operations. How can a DBA make
sure that the archiving process is able to keep up with archiving the redo-log files?

A) Spawn multiple database writers.
B) Spawn multiple archiver processes.
C) Increase the shared pool size.
D) There is no way to ensure this.

Solutions: