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Oracle Backup and Recovery - 1Z0-025 Exam Practice Test

Page: 1 / 13
Total 127 questions

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Question 1

When the status of the tablespace moves from read-only to read-write, which two events occur? (Choose two)

A. The DBWn process writes to the data files of the tablespace. B. Oracle automatically means the file for backup. C. All objects in the tablespace are checked for integrity. D. Normal checkpoints on the file now occur. E. Redo-log switch must take place.

Correct Answer: D,E

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Question 2

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

A. When the name of the parameter file needs to be changed. B. When MAXLOGMEMBERS needs to be changed. C. When all redo-log files are lost. D. When RECOVERY_PARALLELISM needs to be changed.

Correct Answer: B

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Question 3

Consider the following scenario using incremental backups. A level 1 backup is taken on the first of the month. A level 2 backup is taken in every Sunday, and a level 3 backup is taken daily. If the database gets corrupted on the second Wednesday of the month and is lost, which scenario would restore the database completely?

A. The monthly backup (level 1) and the daily backup (level 3). B. A base level backup (level 0) is missing and nothing can be recovered. C. The monthly backup (level 1), the weekly backup (level 2) and the daily backup (level5) D. The weekly backup (level 2) and the daily backup (level 3).

Correct Answer: B

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Question 4

Which command creates a text backup of the control file?

A. ALTER DATABASE BACKUP CONTROLFILE TO BACKUP; B. ALTER DATABASE BACKUP CONTROLFILE TO TEXT 'filename' C. ALTER DATABASE BACKUP CONTROLFILE TO TRACE; D. ALTER DATABASE BACKUP CONTROLFILE TO 'filename'

Correct Answer: C

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Question 5

Which process controls the RMAN channel?

A. A database writer process. B. A server process. C. An archive process. D. A user process.

Correct Answer: B

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Question 6

When configuring a database in ARCHIVELOG mode and enabling automatic archiving, the database must be shut down and opened in the MOUNT stage. Which three options can be used to do this? (Choose three)

A. SHUTDOWN TRANSACTIONAL AND STARTUP MOUNT B. SHUTDOWN IMMEDIATE AND STARTUP C. STARTUP FORCE MOUNT D. SHUTDOWN NORMAL AND STARTUP MOUNT E. SHUTDOWN IMMEDIATE AND STARTUP MOUNT F. SHUTDOWN ABORT AND STARTUP MOUNT G. STARTUP TRANSACTIONAL MOUNT

Correct Answer: A,D,E

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Question 7

When configuring a database for ARCHIVELOG mode, you use initialization parameter to specify which two actions? (Choose two)

A. The size of archived log files. B. The names that will be given to archived log files. C. How frequently log files will be archived. D. Where log files will be archived.

Correct Answer: B,D

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Question 8

Which three types of files does RMAN include in its backups? (Choose three)

A. Control files. B. Archived redo-logs. C. Data files. D. Password files. E. Parameter files. F. Online redo-logs.

Correct Answer: A,B,C

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Question 9

Why can you not apply archive logs to not forward after an import?

A. Because after an import, the database performs a RESETLOGS. B. There is no need to apply the archive logs because the database will apply them automatically. C. Because the control file is recreated during the import. D. Because no synchronizing information is stored in the archived logs or export file.

Correct Answer: D

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Question 10

Which two records does the Recovery manager RESYNC CATALOG command update? (Choose two)

A. Alert log records. B. Archived log copy records. C. Log switch records. D. Rollback segment records.

Correct Answer: B,C

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Total 127 questions

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