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

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

True

False

2 / 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

3 / 20

Which of the following is not a method of backing up Oracle database?

Logical Backups

Cold Backups

Hot Backups

Warm Backups

4 / 20

What background process will write undo data?

REVERSE

UNDO

DBWR

DBUN

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

A backup piece is a physical binary file created by RMAN during a backup. True or False?

True

False

7 / 20

A level 0 is called an incremental backup. True or False?

True

False

8 / 20

Which of the following is the default location for RMAN backup files?

SYSTEM tablespace

/oracle_backup/default

TEMP tablespace

Flash Recovery Area

9 / 20

__________ involves reading a set of database records and writing them into a file. Export utility is used for taking backup and Import utility is used to recover from backup.

Cold Backups

Logical backup

Hot Backups

None of the above

10 / 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

11 / 20

In Oracle, which of the following files are used during a database recovery?

Datafiles and password files

Redo log files and control files

Archived redo log files and datafiles

Tempfiles and data dictionary

12 / 20

What is the main advantage of using RMAN over traditional backup methods?

RMAN requires no disk space

RMAN is not recommended for large databases

RMAN provides incremental backups

RMAN backs up all data files, including those that are not changed

13 / 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.

14 / 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

15 / 20

Which RMAN command is used to perform a full database backup?

BACKUP DATABASE

BACKUP DATABASE FULL

RMAN BACKUP DATABASE

FULL BACKUP DATABASE

16 / 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

17 / 20

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

Differential

Incomplete

Full

Transaction Log

18 / 20

Can you backup the online redo log files?

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

Not sure

Probably

19 / 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

20 / 20

Which of the following commands is used to delete RMAN backups that are no longer needed?

BACKUP REMOVE

DELETE OBSOLETE

REMOVE BACKUP

PURGE OBSOLETE

Your score is

The average score is 0%

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!