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

Object Segment

Data Segment

Permanent Segment

All of the Mentioned

2. What does DLL stands for ?

Dynamic Link Library

Dynamic Load Library

Dynamic Language Library

None of the above

3. SNAPSHOT is used for DBA?

Dynamic data replication

Table space

System server

Synonym

4. Constraints cannot be exported through EXPORT command

True

False

5. Which processes is an instance made of Oracle?

Memory processes

All of the Mentioned

Oracle background processes

Data processes

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

Session area

Stack space

SQL area

Private SQL area

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

PGA and Buffer cache

PGA

Buffer cache

SGA

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

None of the above

To implement business rules centrally

For application sharing

To reduce network traffic

9. We can create SNAPSHOTLOG for DBA?

Simple snapshots

Both A & B

Neither A nor

Complex snapshots

10. A data block is?

The place where all deleted records are persisted

The smallest logical storage unit for a database object

All of the above

The largest logical storage unit ever available for any database block

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

All of the Mentioned

Datafiles

Tablespaces

Database related background processes

12. What is the use of Library cache?

All of the Mentioned

Log of changes made to the database

Used to store shared SQL

Contains User information, such as user privileges

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

Data Segment

All of the Mentioned

Temporary Segment

Object Segment

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

A package

A partition

Heap

A table space

15. What is the use of an index?

All of them

Retrieve data more quickly and efficiently

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

Simplify the user’s perception of data access

16. What is the use of extent in Oracle?

Stores rollback information used when data must be rolled back

Stores user data within the database

Minimize the amount of wasted (empty) storage

None of the Mentioned

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

ORACLE_SERVER

ORACLE_HOME

ORACLE_ROOT

ORACLE_BASE

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

Library cache

PGA

Data dictionary

SGA

19. 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 namespace is shutdown that they are trying to access

The Oracle instance is shutdown that they are trying to access

The Oracle segment is shutdown that they are trying to access

None of the above

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

False

True

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Maan AliLast Updated: October 10, 2025

Oracle Mcqs Test

Oracle Mcqs Test Practice Online

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