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Class 8 Revision

Total questions: 88

Worksheet time: 58mins

Name
Class
Date
1.

Computer is very useful machine in data processing

a)

True

b)

False

2.

Software is the parts which can be touched.

a)

True

b)

False

3.

(a)   process the input data based on predefined set of instruction.

4.

The working principle of computer is based on input, process, output and (a)  

5.

From which language the word "computare" is derived.

a)

Latin

b)

Greek

c)

Nepali

d)

English

6.

What is obtained after processing data?

a)

Data

b)

Input

c)

Information

d)

Raw facts

7.

How many bytes make one kilobyte?

a)

1042

b)

1000

c)

1100

d)

1024

8.

Full form of GIGO is (a)  

9.

Full form of RAM is (a)  

10.

Abacus was electronic device

a)

True

b)

False

11.

Presently running is an electronic era of computer.

a)

True

b)

False

12.

Slide rule was ......... device

a)

Digital device

b)

Analog device

c)

Hybrid device

d)

None of the above

13.

Pascaline was invented in ......... AD

a)

1992

b)

2020

c)

1845

d)

1642

14.

Tabulating Machine was invented by ........

a)

Lady Augusta Ada

b)

Charles Babbage

c)

Dr. Herman Hollerith

d)

John Napier

15.

The first computer brought in Nepal was IBM (a)  

16.

Write the full form of ABC

(a)  

17.

which programming language was used in first generation of computer?

a)

Assembly Language

b)

High Level Language

c)

Machine Language

d)

Natural Language

18.

Robot is an example of .............. of computer.

a)

Fifth generation

b)

Fourth generation

c)

Third generation

d)

Second generation

19.

The main electronic component of first generation of computer is (a)  

20.

Third generation of computer used biochip.

a)

True

b)

False

21.

There are five generation of computers.

a)

True

b)

False

22.

Full form of IC is (a)  

23.

Full form of AI is (a)  

24.

Identify the picture

(a)  

25.

Who is in the picture?

(a)  

26.

Identify the picture.

(a)  

27.

Who is in the picture?

(a)  

28.

Identify the picture.

a)

Pascaline

b)

Tabulating Machine

c)

Napier's Bone

d)

Leibniz Calculating Machine

29.

Who is in the picture?

a)

John Mauchly

b)

Maurice V. Wilkes

c)

Jeorge Persper Eckert

d)

Howard Aiken

30.

The following picture is trying to demonstrate .............

a)

Memory storage design

b)

Working Principal of computer

c)

Block Diagram of computer Architecture.

d)

None of the above

31.

Paint is a

a)

System software

b)

Application software

c)

Operating System

d)

New software

32.

______ is not present inside CPU box.

a)

RAM

b)

Microprocessor

c)

Printer

d)

Hard disk

33.

Long horizontal bar at the bottom of the desktop is called-

a)

Icons

b)

Start button

c)

Task bar

d)

Title bar

34.

CPU IS

a)

HAND

b)

LEG

c)

FINGER

d)

BRAIN

35.

SCANNER IS

a)

PROCESSOR

b)

INPUT DEVICE

c)

OUTPUT DEVICE

d)

MEMORY

36.
a)

MS EXCEL

b)

MS WORD

c)

MS POWERPOINT

d)

NOTEPAD

37.
Identify the computer part.
a)
Monitor
b)
Computer Case
c)
Camera
d)
Mouse
38.
Windows, OS X, and Linux are examples of
a)
Operating systems
b)
Internet service providers
c)
Applications
d)
Mobile devices
39.

In which type of computer, data are represented as discrete signals?

a)

Analog Computers

b)

Hybrid Computers

c)

Digital Computers

d)

All of the above

40.

The Computer abbreviation KB usually means

a)

Key Bloack

b)

Key Board

c)

Kit Bit

d)

Kilo Byte

41.

Which of the following is not a storage medium?

a)

Scanner

b)

CD

c)

DVD

d)

Floppy Disk

42.

Select the Odd One

a)

Interpreter

b)

Compiler

c)

Operating System

d)

Assembler

43.

Byte=?

a)

16 bits

b)

4 bits

c)

8 bits

d)

2 bits

44.

The list of coded instructions is called

a)

Flowchart

b)

Algorithm

c)

Utility Program

d)

Computer Program

45.

The CPU and Memory are located on the

a)

Expansion Board

b)

Output Device

c)

Storage Device

d)

Motherboard

46.
This component visually displays information generated by the computer...
a)
Monitor
b)
Motherboard
c)
CPU
d)
Operating System
47.
This component allows users to enter text, numbers, and other information
a)
Mouse
b)
Keyboard
c)
Monitor
d)
CPU
48.
In the computer lab I can go on  
a)
any website I want to
b)
Roblox
c)
a website that the teacher lets me go on
d)
youtube
49.

What is the name of this image?

a)

Arrow

b)

Cursor

50.

These can be used to connect almost any type of device, including mice, keyboards, printers, and digital cameras.

a)

Audio In

b)

Audio Out

c)

USB Port

d)

Monitor Port

51.

The ______ is where your software, documents, and other files are stored. It long-term storage, which means the data is still saved even if you turn the computer off or unplug it.

a)

RAM

b)

USB

c)

Hard Drive

d)

Storage Drive

52.
A computer is an electronic device for storing and processing data.
a)
True
b)
False
53.
Another name for a laptop
a)
folder
b)
binder
c)
notebook
d)
thingy
54.
hand-held device that controls the cursor on the screen
a)
keys
b)
pencil
c)
tablet
d)
mouse
55.
do this often during your work
a)
save
b)
exit
c)
enter
d)
shift
56.
a)
RAM
b)
Motherboard
c)
Processor
d)
Video Card
57.
What are these?
a)
Tower
b)
Motherboard
c)
Harddrive
d)
RAM memory
58.
a)
Frop Disc
b)
Floppy Disc
c)
Jump Drive
d)
Microphone
59.
What does the motherboard do?
a)
Processes instructions
b)
Keeps the computer safe
c)
Connects everything together
d)
Generates electricity
60.
a)
Hard Drive
b)
CD-ROM Drive
c)
USB Drive
d)
Floppy Disc
61.
What happens if you don't have enough RAM?
a)
Your computer will slow down because it has to load everything from the Hard Drive
b)
Your computer will speed up
c)
You won't get much wool from your sheep
d)
Your computer will run out of Hard Drive Space
62.

VIRUS INFECT

a)

SOFTWARE

b)

HARDWARE

c)

BOTH

d)

NONE

63.

What name is given to how letters look?

a)

Font

b)

Style

c)

Format

d)

System

64.

The computer understands several languages

a)

True

b)

False

65.
It is good for your eyes to look away from your computer screen (look at something far away) at least once an hour.
a)
True
b)
False
66.
What is gaining unauthorised access to a computer system also known as?
a)
Hacking
b)
Spamming
c)
Phishing
d)
Logging on
67.

When was Napier’s bone was discovered?

a)

1916AD

b)

1917AD

c)

1918AD

d)

1919AD

68.

Which was the first digital computer developed by Dr. John Atanasoff?

a)

ABC

b)

ENICA

c)

Napier’s Bone

d)

Slide Rule

69.

Which components were used in first generation of computers?

a)

Transistor

b)

Vacuum tubes

c)

Microprocessor

d)

Integrated Circuit

70.

Which type of computer are used to measure pressure and temperature?

a)

Digital computer

b)

Hybrid computer

c)

Analog computer

d)

Super computer

71.

Which computer is used in aero planes, recording studio, spacecraft etc?

a)

Digital computer

b)

Hybrid computer

c)

Analog computer

d)

Super computer

72.

Which type computer is used for scientific research, weather forecasting, medical research etc?

a)

Micro computer

b)

Mini computer

c)

Mainframe computer

d)

Super computer

73.

Which type computer is used for our general purpose like offices and lab?

a)

Micro computer

b)

Mini computer

c)

Mainframe computer

d)

Super computer

74.

How many types of computer are there on the basis of work or data?

a)

2

b)

3

c)

4

d)

5

e)

6

75.
In the computer lab I can go on  
a)
any website I want to
b)
Roblox
c)
a website that the teacher lets me go on
d)
youtube
76.
A horizontal line that is placed beneath characters.
a)
Bold
b)
Italics
c)
Underline
d)
Subscript
77.
You cannot change the color of words in Microsoft word?
a)
false
b)
true
78.
A PowerPoint Presentation will have which file extension
a)
.ppt
b)
.power
c)
.doc
d)
.xls
79.
The shortcut combination to copy is.. 
a)
CTRL-V
b)
CTRL-C
80.

what is file extension

a)

to take or extend a file or folder

b)

A collection of data or information that has a name

c)

is a storage space that many files can be placed into to group them together .

d)

a group of letters occurring after a period in a file name, indicating the format of the file.

81.
Responsible for turning the CPU on and off, the only way a computer should ever be powered down.
a)
Mouse
b)
Monitor
c)
CPU
d)
Power button
82.
What does this do?
a)
Maximize
b)
Minimize
c)
Hide
d)
Open a window
83.
RAM is what kind of memory?
a)
Permanant
b)
Forever
c)
Slow
d)
Temporary
84.
All memory is measured in what?
a)
Meters (m)
b)
Volume (v)
c)
Giga Bytes (GB)
d)
Inches (in)
85.
a)

VGA

b)

Ethernet

c)

USB Type B

d)

HDMI

86.

What does USB stand for?

a)

Universal Serial Bus

b)

Unedited System Bracket

c)

Unified Sound Bar

d)

Unique Sequencing Bus

87.

What are VGA cables used for?

a)

Video

b)

Audio

c)

Data Transfer

d)

Power

88.
Another name for Mobile Application Software is ___________.
a)
Monitor
b)
Hardware
c)
Apps
d)
Output

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