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CLASS 7TH NUMBERS SYSTEM AND INSIDE COMPUTERS

Total questions: 98

Worksheet time: 59mins

Name
Class
Date
1.

Machine Language is a -------- language.

a)

4th Generation

b)

3rd Generation

c)

1st Generation

d)

2nd Generation

2.

Which among the following is an application of AI?

a)

Healthcare

b)

Customer Support

c)

Both a and b

3.

Who is known as the -Father of AI"?

a)

Fisher Ada

b)

John McCarthy

c)

Allen Newell

4.

who is the founder of amazon ?

a)

jeff bezos

b)

bill gates

c)

bill clinton

d)

haward john

5.

who invented aircraft ?

a)

Wilbur Wright

b)

carl benz

c)

wladimir putin

d)

joe biden

6.

who invented electricity ?

a)

Benjamin Netanyahu

b)

Reuven Rivlin

c)

benjamin franklin

d)

Thomas A. Edison

7.

who are the founders of google?

a)

charles rolls and henry royce

b)

hadi partovi

c)

larry page and surgey brin

d)

john google and Jackson rimac

8.

Which is the fastest car in the world ?

a)

varizani shul

b)

lamborghini aventador

c)

bugatti chiron

d)

bugatti veyron

9.

What is Internet Explorer

a)

App

b)

Web Browser

c)

Folder

d)

File

10.

What is the name of this Microsoft app?

a)

zoom.us

b)

Microsoft Skype

c)

Microsoft Teams

d)

Cisco WebEx Meetings

e)

Facetime

11.

What Microsoft app is this

(a)  

12.

What app is this

a)

Microsoft Terminal

b)

Microsoft Store

13.

What app is this?

a)

Google Play

b)

Settings

c)

Alarm and clock

d)

Calender

14.

What app is this?

a)

Lollie Crush

b)

3D Viewer

c)

Candy Crush

d)

King

15.

What app is this?

a)

Cooking Fever

b)

Dancing Road Tile Hop

c)

Weather

d)

Pokémon go

16.

What app is this?

a)

Paint 3D

b)

Redflix

c)

Snip and Sketch

d)

Netflix

17.

What app is this?

a)

Google Play

b)

Settings

c)

Alarm and clock

d)

Calender

18.

What app is this?

a)

Google

b)

App Store

c)

Gallary/Picture and videos

d)

Messenger

19.

What app is this?

a)

WhatsApp

b)

Youtube

c)

Map

d)

Snap Chat

20.

What app is this

a)

Tiles hop

b)

Hop blocks

21.

what app is this

a)

Facebook

b)

Instagram

22.

Mark Zuckerberg created...

a)
b)
c)
d)
23.

Identify The Image

a)

computer

b)

software

c)

monitor

d)

processor

24.

Microsoft provides which all apps

a)

Word

b)

Excel

c)

Powerpoint

d)

All of THese

25.

Which logo is this

a)

BMW

b)

Mercedes

c)

Honda

d)

Toyota

26.

Which logo is this?

a)

Apple Music

b)

Facebook

c)

Spotify

d)

Amazon

27.

Which of the following is an operating system?

a)

Android

b)

Linux

c)

MacOS

d)

All of the above

28.

Google apps are based on ?

a)

Web browser

b)

Cloud computing

c)

Search engine

d)

None of the above

29.

Founder of google?

a)

Sergey Brin

b)

Larry Page

c)

Sundar Pichai

d)

Both 1 and 2

30.

What logo is this ?

a)

Mustang

b)

Car

c)

Lambo

d)

Falcon

31.

What logo is this ?

a)

Mazda

b)

subaru

c)

Fish

d)

Lambo

32.

WHICH CAR LOGO IS THIS?

a)

HONDA

b)

TESLA

c)

KOENISEGG AGERA

d)

BUGATTI

33.
Name this logo:
a)
Porsche
b)
McLaren
c)
Lamborghini
d)
Ferarri
34.
Name this logo:
a)
Mercedes-Benz
b)
Jaguar
c)
McLaren
d)
Bugatti
35.
Name this logo:
a)
Bentley
b)
Porsche
c)
Lamborghini
d)
McLaren
36.
Name this logo:
a)
Corvette Stingray
b)
Dodge Viper
c)
Chevrolet Chevelle
d)
Ford Mustang Shelby
37.

What Is THis Logo

(a)  

38.

What Is This

a)

Chevorlet

b)

Correvet

39.

What is this

a)

volkswagon

b)

audi

40.

Which Is This Logo

a)

Audi

b)

Ferria

c)

Ferarri

41.

Jeff Bezos started this online company in his garage. It is now the biggest online store in the world. What is it?

(a)  

42.

This company tells everyone to "Just Do It".

a)

Adidas

b)

Nike

c)

Champion

d)

Reebok

43.

What superhero does this symbol represent?

a)

Spiderman

b)

Superman

c)

Thor

d)

Captain America

44.

What athletic company is this?

(a)  

45.

Whose logo is this?

(a)  

46.

What drink has this logo?

(a)  

47.

Whose logo is this?

a)

Taco Bell

b)

Cream bell

48.

What sport is this logo for?

a)

NBA (basketball)

b)

MLB (baseball)

c)

NFL (football)

49.

What is this a logo for?

a)

McDonalds

b)

Beats

c)

Target

d)

Pizza Hut

50.

What is ASCII?

(a)  

51.

An operating system is a----------------

a)

Application software

b)

Web browser

c)

Hardware

d)

System software

52.
Convert 00010001 to decimal
a)
17
b)
27
c)
37
d)
47
53.
Convert 37 to binary
a)
00100101
b)
00100011
c)
00100111
d)
01000101
54.
Convert 65 to binary
a)
01100001
b)
00100001
c)
01000001
d)
00100101
55.
Convert 128 to binary
a)
10000000
b)
01111110
c)
10000001
d)
11001100
56.

Which number system is known as base 2?

a)

Decimal

b)

Octal

c)

Hexadecimal

d)

Binary

57.

What is the value of the binary number 11100 in Decimal?

a)

31

b)

30

c)

29

d)

28

58.

What is the process of converting Decimal to Octal?

a)

Add 8

b)

Divide by 8

c)

Subtract 8

d)

Multiply by 8

59.

What is the highest digit used in the Octal system?

a)

9

b)

8

c)

7

d)

6

60.

How do computers represent data in memory?

a)

Using symbols

b)

Using binary

c)

Using letters

d)

Using decimal

61.

What is the value of the binary number 101101 in Decimal?

a)

50

b)

45

c)

40

d)

55

62.

What is the first step in converting a Decimal number to Octal?

a)

Divide by 8

b)

Add 8

c)

Subtract 8

d)

Multiply by 8

63.

Which number system is often used in computer programming?

a)

Hexadecimal

b)

Decimal

c)

Octal

d)

Binary

64.

What does each digit in a positional number system represent?

a)

A letter

b)

A random value

c)

A power of the base

d)

A fixed value

65.

How many digits are used in the Octal number system?

a)

7

b)

8

c)

6

d)

9

66.

What is the main reason computers use the Binary system?

a)

It is the most complex

b)

It is the simplest to implement

c)

It is the most familiar

d)

It uses more symbols

67.

Which symbols are used in the Hexadecimal system?

a)

0-9, A-F

b)

0-7

c)

0-9

d)

A-F

68.

What is the base of the Decimal number system?

a)

10

b)

8

c)

2

d)

16

69.

Which number system uses only two digits?

a)

Hexadecimal

b)

Binary

c)

Octal

d)

Decimal

70.

What type of data can computers understand?

a)

Characters

b)

Numbers

c)

Words

d)

Symbols

71.

To access the Internet from a desktop computer, you can either connect with an Ethernet cable or through a wireless connection (often called Wi-Fi).

a)

True

b)

False

72.

The_____, also called an audio card—is responsible for what you hear in the speakers or headphones.

a)

Wireless network card

b)

Network card

c)

Sound card

d)

Video card

73.

_____ is a technology for wireless communication over short distances. It's often used in computers to communicate with wireless keyboards, mice, and printers. It's commonly built into the motherboard or included in a _____.

a)

Bluetooth and Wireless network card

b)

Network card and Bluetooth

c)

Bluetooth and Sound card

d)

Bluetooth and Video card

74.

The _____ is responsible for what you see on the monitor.

a)

Wireless network card

b)

Network card

c)

Sound card

d)

Video card

75.

When you save a file, the data is written to the _____, which acts as long-term storage.

a)

Hard drive

b)

Motherboard

c)

Random Access Memory

d)

Processor

76.

The more RAM you have, the more things your computer can do at the same time.

a)

True

b)

False

77.

RAM is measured in megabytes (MB) or gigahertz (GHz).

a)

True

b)

False

78.

A processor's speed is measured in megahertz (MHz), or millions of instructions per second; and gigahertz (GHz), or billions of instructions per second.

a)

True

b)

False

79.

_____ is your system's short-term memory. Whenever your computer performs calculations, it temporarily stores the data here until it is needed.

a)

Motherboard

b)

Processor

c)

Hard drive

d)

RAM (random access memory)

80.

The central processing unit (CPU), also called a _____, is located inside the computer case on the motherboard. It is sometimes called the brain of the computer, and its job is to carry out commands. Whenever you press a key, click the mouse, or start an application, you're sending instructions to it.

a)

Motherboard

b)

Random Access Memory

c)

Processor

d)

Hard drive

81.

This allows a computer to connect to the internet. What part is this?

a)

RAM

b)

Network Interface Card

c)

Central Processing Unit

d)

Motherboard

e)

Hard Disk Drive

82.

Permanently stores data when somebody saves their work. Anytime you press save, data moves from RAM to here. What part is this?

a)

RAM

b)

Heat Sink

c)

Central Processing Unit

d)

Motherboard

e)

Hard Disk Drive

83.

This sits on top of the CPU and contains a fan to keep the CPU cool. What part is this?

a)

RAM

b)

Heat Sink

c)

Central Processing Unit

d)

Motherboard

e)

Hard Disk Drive

84.

The brain of the computer that carries out instructions that the computer is told to do, by fetching, decoding, and executing. What part is this?

a)

Power Supply

b)

Heat Sink

c)

Central Processing Unit

d)

Motherboard

e)

Hard Disk Drive

85.

What part is this?

a)

Motherboard

b)

RAM Chip

c)

Central Processing Unit

d)

Network Interface Card

e)

Hard Disk Drive

86.

What part is this?

a)

Motherboard

b)

RAM Chip

c)

Central Processing Unit

d)

Network Interface Card

e)

Hard Disk Drive

87.

What part is this?

a)

Motherboard

b)

RAM Chip

c)

Central Processing Unit

d)

Network Interface Card

e)

Hard Disk Drive

88.

What part is this?

a)

Motherboard

b)

RAM Chip

c)

Central Processing Unit

d)

Network Interface Card

e)

Hard Disk Drive

89.

What part is this?

a)

Power Supply

b)

Cooling Fan

c)

Central Processing Unit

d)

Motherboard

e)

Hard Disk Drive

90.

What part is this?

a)

Power Supply

b)

Cooling Fan

c)

Central Processing Unit

d)

Motherboard

e)

Hard Disk Drive

91.

What part is this?

a)

Power Supply

b)

Cooling Fan

c)

Central Processing Unit

d)

Motherboard

e)

Hard Disk Drive

92.

What part is this?

a)

Power Supply

b)

Cooling Fan

c)

Central Processing Unit

d)

Motherboard

e)

Hard Disk Drive

93.

What part is this?

a)

Power Supply

b)

Cooling Fan

c)

Central Processing Unit

d)

Motherboard

e)

Hard Disk Drive

94.

What part is this?

a)

Power Supply

b)

Cooling Fan

c)

Central Processing Unit

d)

Motherboard

e)

Hard Disk Drive

95.

What part is this?

a)

Power Supply

b)

Cooling Fan

c)

Central Processing Unit

d)

Motherboard

e)

Hard Disk Drive

96.

What part is this?

a)

Power Supply

b)

Cooling Fan

c)

Central Processing Unit

d)

Motherboard

e)

Hard Disk Drive

97.

What part is this?

a)

Power Supply

b)

Cooling Fan

c)

Central Processing Unit

d)

Motherboard

e)

Hard Disk Drive

98.

What part is this?

a)

Power Supply

b)

Cooling Fan

c)

Central Processing Unit

d)

Motherboard

e)

Hard Disk Drive

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