Computer Science Class 9 Chapter 7 MCQs With 3 Tests

9th Class Computer Science Chapter 7 Computer Software MCQs TEST 1:

Computer Science Chapter 7 – Computer Software Test 1

1 / 20

DOS is a?

Software

Hardware

Application

None

2 / 20

The DOS command for creating a new subdirectory is?

MKDIR

RIVIDIR

CHDIR

None

3 / 20

System software can be subdivided into?

Service

Translator

All

4 / 20

Clearing the screen?

CLS

DEL

MKDIR

RVIDIR

5 / 20

Finding the DOS version?

DIR

VER

REN

TYPE

6 / 20

Multi user operating and Multitasking operating system?

Windows

Windows NT

UNIX

Macintosh

7 / 20

REN command?

Displaying a directory

Deleting a file

Renaming a file

Displaying a file

8 / 20

Application software can be subdivided into?

Business

Entertainment

Education

All

9 / 20

GUI stands for?

Grand user interface

Graphic user interface

Graphic Unprime interface

None

10 / 20

Which of the following is not an example of application software?

MS-Word

MS-Excel

Windows

Lotus 123

11 / 20

Which of the following is not an example of system?

MS-Word

Translator

Drivers

12 / 20

The system software is used to control the?

Software

Hardware

Both a b

Freeware

13 / 20

Operating system is a software?

System

Application

Shareware

None

14 / 20

Set of programs that coordinate the computers software and hardware is called?

Operating system

Application software

Flowchart

All

15 / 20

Example of command line interface is the command prompt provided by?

Windows

Linux

Ms-Dos

None

16 / 20

“It reduces the size of stored text files.” The statement is true for which of the following choices?

Translator

Norton’s editor

Data compression

Library

17 / 20

The interface provided by a matrix of row and column for manipulate with numeric data is called?

Spreadsheet

Word processor

Database

Graphic

18 / 20

UNIX is a?

Operating system

Application software

Hardware

Firmware

19 / 20

DOS is a user operating system?

Multi

Single

Multi tasking

Both a c

20 / 20

Which of the following operating systems does not provide networking features?

Windows

DOS

UNIX

None

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9th Class Computer Science Chapter 7 Computer Software MCQs TEST 2:

Computer Science Chapter 7 – Computer Software Test 2

1 / 15

Which of the following does not contain instructions in machine language?

Batch file

Text file

Executable file

Both A or B

2 / 15

NT stands for?

Number techniques

New technology

New transistor

None

3 / 15

Which DOS command is used to delete one or more specified files from the disk?

DELTREE

CHDIR

DEL

4 / 15

Which software controls basic I/O devices?

Device driver

Anti virus

Business software

5 / 15

Which is the most user-friendly OS?

DOS

UNIX

GUI

None

6 / 15

Which of the following file contains DOS internal command?

Batch file

Command file

Executable file

Both A and C

7 / 15

How many types of DOS commands are there?

8 / 15

UNIX operating system is developed in language?

Pascal

COBOL

Java

9 / 15

Disk operating system are named because of the fact that they?

Perform operations on disks on

Reside on disks

Need 1.4 MB disk

User friendly

10 / 15

Floppy disk drive is recognized by?

C:\

D:\

A:\

F:\

11 / 15

The special files of DOS are?

COM

Exe

Bat

All

12 / 15

If A:My is written on DOS prompt it means?

File name My and drive is A

The syntax is not valid

File name is A

This file is batch file

13 / 15

C:binyour.bat means?

The statement is invalid

Your file is batch file

C drive has command file

This is an executable file

14 / 15

Which of the following DOS commands is used to change from current directory to the root of the drive?

CD Root

CD\

CD..

Both b and c

15 / 15

Which of the following DOS commands is used to make a new directory?

CHDIR

MKDIR

Both B And C

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9th Class Computer Science Chapter 7 Computer Software MCQs TEST 3:

Computer Science Chapter 7 – Computer Software Test 3

1 / 15

Which of the following commands is used to delete a directory?

CHDIR

VIKDIR

RVDIR

DEL

2 / 15

How many wildcards are used in DOS?

3 / 15

Dir can have which of the following parameters?

Date

Time

Drive

Volume

4 / 15

Prompt St means?

Invalid command

Prompt and task

Time will appear

Prompt with difference

5 / 15

To view all files in the current directory that has names containing the characters “ab” and having extension “exe” the command is written as?

DIR ab.exe

DIR ab*.exe

DIR *ab.exe

DIR *ab*exe

6 / 15

Which command is used to copy one or more files and subdirectories in a directory?

COPY

XCOPY

DISKCOPY

CLS

7 / 15

Which command is used to delete all files and subdirectories in a directory?

DELTREE

DELETE

8 / 15

Which command is used in DOS to display the volume label and serial number if they exist?

VOL

BACKUP

VER

TYPE

9 / 15

The command DIR???.* displays files that have?

Filenames with three characters and have extension of single character

Filenames with maximum three characters and having any extensions

Filenames that must have three character names and have any extensions.

Both A And C

10 / 15

Which of the following commands is used to set or reset attributes of files?

DIR

XCOPY

ATTRIB

DISCOPY

11 / 15

The general syntax of DATE command is DATE [mm-dd-yy] in which the value of mm may be?

1 to 12

I to 31

80 to 99

1980 to 2099

12 / 15

Which of the following command is used to see the volume label and serial number of disk?

VOL

VER

CHKDSK

TYPE

13 / 15

How many characters can be used to assign a volume label of a disk?

111

256

110

14 / 15

Which of the following commands is used to check errors on the disk and to fix these errors?

XCOPY

VER

CHKDSK

None

15 / 15

Which of the following commands is used to display the directory structure of a drive or path?

DELTREE

TREE

CHKDSK

DIR

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