Oracle Mcqs Test Online

Maan AliLast Updated: October 10, 2025

Oracle Mcqs Test

Total Questions:	20
Time Allowed:	10 Minutes
Total Marks:	20
How to Attempt Test:	Please choose the right Option in MCQ-type question.
Test Helpful For:	Computer Test Competitive exam Forces test Fpsc Entry test Recruitment test

Oracle Mcqs Test Practice Online

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1. SNAPSHOT is used for DBA?

Synonym

System server

Dynamic data replication

Table space

2. ____________ is an area on disk which comprises of one or more disk files?

Heap

A partition

A table space

A package

3. What is the use of Library cache?

Contains User information, such as user privileges

Log of changes made to the database

Used to store shared SQL

All of the Mentioned

4. A CONTROL BLOCK can sometimes refer to a BASETABLE ?

True

False

5. Which of the following components comprise an Oracle architecture?

Tablespaces

All of the Mentioned

Database related background processes

Datafiles

6. Which of the following segment is destroyed when the SQL statement is finished?

Temporary Segment

Data Segment

All of the Mentioned

Object Segment

7. The ____________ contains a set of tables and views that Oracle uses as a reference to the database?

Library cache

PGA

Data dictionary

SGA

8. What is the use of extent in Oracle?

None of the Mentioned

Minimize the amount of wasted (empty) storage

Stores user data within the database

Stores rollback information used when data must be rolled back

9. The redo log buffer and Shared pool are elements of?

PGA

SGA

Buffer cache

PGA and Buffer cache

10. Which of the following is the root directory for oracle?

ORACLE_BASE

ORACLE_SERVER

ORACLE_HOME

ORACLE_ROOT

11. What is the probable cause for getting the following error stack?

ERROR: ORA-01034: ORACLE not available
ORA-07318: smsget: open error when opening sgadef.dbf file.
HP-UX Error: 2: No such file or directory

The Oracle segment is shutdown that they are trying to access

None of the above

The Oracle namespace is shutdown that they are trying to access

The Oracle instance is shutdown that they are trying to access

12. Which processes is an instance made of Oracle?

Oracle background processes

Data processes

Memory processes

All of the Mentioned

13. What is the use of an index?

Simplify the user’s perception of data access

Retrieve data more quickly and efficiently

Related data requires much less I/O overhead if accessed simultaneously

All of them

14. In Oracle, which of below are types of segments?

Permanent Segment

All of the Mentioned

Object Segment

Data Segment

15. Which of the following is not an reason for the fact that most of the processing is done at the server ?

To reduce network traffic

None of the above

To implement business rules centrally

For application sharing

16. Constraints cannot be exported through EXPORT command

True

False

17. A data block is?

The place where all deleted records are persisted

All of the above

The largest logical storage unit ever available for any database block

The smallest logical storage unit for a database object

18. Which area of PGA stores binding variables and run-time buffers information?

Private SQL area

Session area

SQL area

Stack space

19. We can create SNAPSHOTLOG for DBA?

Neither A nor

Both A & B

Simple snapshots

Complex snapshots

20. What does DLL stands for ?

Dynamic Load Library

None of the above

Dynamic Link Library

Dynamic Language Library

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Maan AliLast Updated: October 10, 2025

Oracle Mcqs Test

Oracle Mcqs Test Practice Online

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