Oracle Backup And Recovery: Intermediate-Level Quiz

Oracle Backup And Recovery Quiz

The goal of this quiz is to evaluate your understanding of essential tools and processes that ensure the availability, integrity, and security of Oracle databases in various scenarios, such as data loss, corruption, or hardware failure. Let's Begin!

1 / 20

Which of the following RMAN commands can you use to check the integrity of the backups?

LIST BACKUPS

RESTORE VALIDATE

RECOVER BACKUP

BACKUP VALIDATE

2 / 20

Which RMAN feature is used for transporting tablespaces between databases?

Transportable tablespaces

Duplicate tablespace

Tablespace recovery

Backup tablespace

3 / 20

What does the RMAN command CONFIGURE CONTROLFILE AUTOBACKUP ON do?

Automatically backs up the control file whenever a backup is performed

Backs up all control files immediately

Enables a control file restoration process

Creates a new control file backup

4 / 20

Which RMAN feature allows the recovery of a database to a previous state without using the complete backup?

Flashback technology

Incremental backup recovery

Archived redo log recovery

Full backup recovery

5 / 20

What is the use of CONSISTENT option in EXP command?

A flag to indicate whether statistical information about the exported objects should be written to export dump file

Name of the parameter file to be passed for export

A flag to indicate whether a read consistent version of all the exported objects should be maintained

For Incremental exports, the flag indirect whether a record will be stores data dictionary tables recording the export

6 / 20

Can you take an online backup of a control file?

es, by using the following statement: Alter database backup controlfile to '' or trace

No, you can't

No idea

Probably

7 / 20

In a(n) ______ backup of the database, only the last modifications to the database are copied.

Differential

Incomplete

Full

Transaction Log

8 / 20

What is a logical backup in Oracle?

Copy of redo log files

Backup of the database SGA and PGA

Exporting database objects like tables, views using tools like Data Pump

Backup of all database control files

9 / 20

How does RMAN perform backup compression?

By compressing both datafiles and archived logs to reduce storage

By compressing only datafiles

By compressing redo logs only

By compressing only control files

10 / 20

Which of the following is not an element of cold backup?

All Data files

All on-line redo log files

All Control files

None of the above

11 / 20

Oracle has introduced a flashback technology to recover the past states of database objects. True or False?

True

False

12 / 20

What background process will write undo data?

REVERSE

UNDO

DBWR

DBUN

13 / 20

What is the main purpose of the Oracle Recovery Manager (RMAN)?

To increase the transaction speed

To optimize database performance

To automatically repair corrupted database blocks

To manage backups, restore operations, and recover Oracle databases

14 / 20

What does the ARCHIVELOG mode enable in an Oracle database?

To limit the number of redo logs

To create redo log files for backup

To enable database users to take snapshots

To disable automatic backups

15 / 20

What is the use of the FILE option in the EXP command?

To indicate whether export should compress fragmented segments into single extents

To indicate whether indexes on tables will be exported

To indicate whether table rows should be exported

To give the export file name

16 / 20

Complete recovery uses redo data or incremental backups combined with a database backup, datafile or tablespace to update it to the most current point. True or False?

True

False

17 / 20

What type of RMAN backup skips data blocks that have not changed since the last backup?

Cumulative backup

Differential backup

Incremental backup

Full backup

18 / 20

Which of the following statements about RMAN Incremental Backups is TRUE?

Level 1 backups are taken more frequently than Level 0

Level 1 backups are full backups

Level 0 backups back up all blocks in a database

Incremental backups always copy unchanged data

19 / 20

What Oracle backup and recover file contains user and system data?

Offline ReDo file

Control file

OnLine ReDo file

Datafile

20 / 20

What is the use of the ROLLBACK command in oracle?

It is used for dividing or breaking a transaction into multiple units so that the user has a chance of rolling back a transaction up to a point or location.

It is used in controlling the boundaries of a transaction.

It is used to undo the transactions that have not already been saved permanently to the database and get back to the initial state from where the transaction was started.

It is used for inserting / updating / deleting data to/from a table then we are performing a transaction on a table.

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The Oracle backup and recovery quiz explores strategies and techniques for safeguarding and restoring Oracle databases.

It also covers troubleshooting recovery scenarios, ensuring data integrity, and disaster recovery planning.

The quiz is ideal for intermediate-level professionals familiar with Oracle database management who want to advance their skills in securing data against failures.

All the best!