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Worksheets

yr8 class

Total questions: 70

Worksheet time: 45mins

Name
Class
Date
1.
What are the only two numbers you can use in binary?
a)
0 and 1
b)
1 and 2
c)
1, 2, 3, 4, 5, 6, 7, 8, 9, 10
d)
1, 2, 4, 8, 16
2.
Convert 128 to binary
a)
10000000
b)
01111110
c)
10000001
d)
11001100
3.
What is the denary number system?
a)
It counts the number of dens
b)
Our usual base 10 number system
c)
A special number system for computers
d)
Den Ary's number system
4.
What is the point of binary?
a)
It represents how computers interpret electrical signals
b)
Because we like to make you do extra maths ;-D
c)
For the lulz
d)
Because it describes star systems
5.
Convert 11111111 to decimal
a)
255
b)
245
c)
235
d)
225
6.
How would you write the number two in binary?
a)
1001
b)
0001
c)
0000
d)
0010
7.
Computers can only understand 0s and 1s.
a)
True
b)
False
8.
Binary is made up of which numbers 
a)
3 and 4.
b)
2 and 3.
c)
1 and 2.
d)
0 and 1.
9.
A bit is 
a)
a numerical label assigned to each device.
b)
the smallest unit of data in a computer.
c)
a keyboarding term for typing.
d)
is a numeral system made up of 16 symbols.
10.

Which of these are the correct place values for binary?

a)

128,64,32,16,8,4,2,1

b)

128, 68,34,12,6,4,2,1

c)

1,0

d)

0,1

11.
8 bytes = 1 bit
a)
TRUE
b)
FALSE
12.

How do you represent information using electricity

a)

On or Off

b)

Yes or No

c)

True or False

d)

All the options

13.

A Bit is

a)

Largest piece of information a computer can store

b)

Smallest piece of information a computer can store

c)

Medium piece of information a computer can store

d)

None of the options

14.

Decimal number system has

a)

Eight digits (0 to 7)

b)

Ten digits (0 to 9)

c)

Sixteen digits (0 to F)

d)

There is no such thing as a decimal number system

15.

What is 1001 binary number in denary?

a)

8

b)

9

c)

10

d)

11

16.

1111 to decimal

a)

15

b)

11

c)

12

d)

13

17.

16 to binary

a)

10000

b)

1111

c)

1000

d)

111

18.

8 to binary

a)

10000

b)

1111

c)

1000

d)

111

19.

28 to binary

a)

11100

b)

11001

c)

10011

d)

00111

20.
What are the only two numbers you can use in binary?
a)
0 and 1
b)
1 and 2
c)
1, 2, 3, 4, 5, 6, 7, 8, 9, 10
d)
1, 2, 4, 8, 16
21.

Computers store all data using...

a)

Binary

b)

Hexadecimal

c)

Denary

d)

Octal

22.
Binary is:
a)
a system using the digits 0 and 1 to represent a letter, digit, or other character in a computer or other electronic device.
b)
the most common format for text files in computers and on the Internet
23.
What kind of data does a computer represent with binary?
a)
numbers
b)
letters
c)
pictures
d)
all of the above
24.
Denary is numbers humans use in every day life
a)
True 
b)
False
25.
Denary uses 11 different numbers
a)
True
b)
False
26.
Computers can only understand 0s and 1s.
a)
True
b)
False
27.

What does CPU stand for?

a)

Central Primary Unit

b)

Connected Portal Unit

c)

Control Panel Unit

d)

Central Processing Unit

28.

What kind of 'base' system is binary known as?

a)

Base 12

b)

Base 8

c)

Base 2

d)

Base 10

29.

What does BIT stand for?

a)

Binary Integrated Technology

b)

Binary Digit

c)

Binary Instruction Terminology

d)

Binary Intermittent Time

30.

Which answer is correct from smallest to largest?

a)

Kilobyte, Gigabyte, Megabyte

b)

Gigabyte, Megabyte, Terabyte

c)

Megabyte, Terabyte, Kilobyte

d)

Byte, Kilobyte, Megabyte

31.

Which is larger?

a)

Megabyte

b)

Gigabyte

32.

How many Bits are in a Byte

a)

2

b)

4

c)

10

d)

8

33.

Which is larger?

a)

Bit

b)

Byte

34.

Which of the following forms of data are processed in the form of binary, by a computer? (Choose 1 - 4 answers as appropriate)

a)

Characters

b)

Images

c)

Video

d)

Sound

35.
A gigabyte consists of 1024:
a)
megabytes
b)
terabytes
c)
kilobytes
d)
nibbles
36.
The following is a correct order of units of storage from lowest to highest:
a)
a bit, a nibble, a byte, a kilobyte, a megabyte, a gigabyte, a terabyte
b)
a bit, a byte, a nibble, a kilobyte, a megabyte, a gigabyte, a terabyte
c)
a bit, a nibble, a byte, a megabyte, a kilobyte, a gigabyte, a terabyte
d)
a byte, a bit, a nibble, a megabyte, a kilobyte, a gigabyte, a terabyte
37.

What number system do we use to count in the real world?

a)

Hexadecimal

b)

Decimal

c)

Octal

d)

Binary

38.
Binary uses electrical signals
a)
True
b)
False
39.
What are the different types of data a computer stores?
a)
Images and Videos
b)
Games and Animations
c)
Words and Numbers
d)
All of these are data
40.

What is 0001 in denary (base 10)?

(a)  

41.

Using a nibble (4 bits), write the binary for 8

(a)  

42.

STATE THE AREA OF COMPUTER ETHICS:


SHARING FOR FREE 30 MOVIES THAT YOU HAVE DOWNLOADED FROM THE INTERNET.

a)

INFORMATION ACCURACY

b)

INFORMATION PRIVACY

c)

GREEN COMPUTING

d)

SOFTWARE PRIVACY

43.

STATE THE AREA OF COMPUTER ETHICS:


SOMEONE COPIES A WELL KNOWN NOVEL TO THE WEB AND ENCOURAGES OTHERS TO READ IT.

a)

GREEN COMPUTING

b)

INTELECTUAL PROPERTY RIGHTS

c)

CODE OF CONDUCT

44.

STATE THE AREA OF COMPUTER ETHICS:


DOWNLOAD SOFTWARE ILLEGALY.

a)

GREEN COMPUTING

b)

SOFTWARE PRIVACY

45.

How could you harm someone using a computer?

a)

Commenting mean words to someone’s photo

b)

Throwing rocks at your friend

46.

If your classmate is not around and you see his work has a mistake in it, will it be RIGHT to correct the mistake for yourself?

a)

Yes

b)

No

47.

How can you AVOID being stalked by someone you don’t personally know?

a)

By posting every detail and happenings about your life on social media

b)

By being private and by NOT oversharing all information about yourself on social media

48.

When can an action be considered stealing on the internet?

a)

Pretending to sell something on the internet

b)

Sharing someone’s original post on facebook

49.

Is it RIGHT to copy paste something from the internet for your homework?

a)

No

b)

Yes

50.

Computer and artificial intelligence ethics is a subject of applied ethics.

a)

True

b)

False

51.

Imagine Eesha is starting a new job and is concerned about how her new employer will handle her personal information. Which of the following laws ensures the protection of Eesha's information held by the company?

a)

Creative Commons Licence

b)

Data Protection act

c)

Copyright and Patents Act

d)

Computer Misuse Act

e)

Freedom of Information Act

52.

Imagine Mia decides to test her skills by hacking into her school's network. Which of the following laws could she be prosecuted under for this action?

a)

Creative Commons Licence

b)

Data Protection act

c)

Copyright and Patents Act

d)

Computer Misuse Act

e)

Freedom of Information Act

53.

Rosie uploaded a video of her dance performance on her blog. Which law prevents people from using Rosie's video without her consent?

a)

Creative Commons Licence

b)

Data Protection act

c)

Copyright and Patents Act

d)

Computer Misuse Act

e)

Freedom of Information Act

54.

Arjun writes a novel and wants to protect his work. Which laws should he rely on?

a)

License Agreement

b)

Copyright Laws

c)

Civil Rights Laws

d)

License Laws

55.

Eesha downloads a paid software without purchasing it for her personal use.

a)

Phishing

b)

Piracy

c)

Unauthorized copying

d)

Unauthentication

56.

A program that is loaded on your computer without your knowledge.

a)

Trojan Horse

b)

Spam

c)

Virus

d)

Worm

57.

Kiara noticed that someone had accessed her social media account without her permission. This person is known as:

a)

Thief

b)

Hacker

c)

Cyber Criminal

d)

Burglar

58.

Evie logging into Oliver's computer without his permission.

a)

Illegal Laws

b)

Computer Ethics

c)

Unauthorized Access

d)

Identity Theft

59.

James writing a research paper and using Isla's analysis without giving her credit is an example of:

a)

Copyright Infringement

b)

Copy and Pasting

c)

Plagiarism

d)

Googling

60.

(a)   are the rights given to a person over his/her creation

61.
What is gaining unauthorised access to a computer system also known as?
a)
Hacking
b)
Spamming
c)
Phishing
d)
Logging on
62.
What is the name of the law that makes hacking illegal?
a)
Data Protection Act
b)
Computer Misuse Act
c)
Copyright, Designs and Patents Act
d)
Hacking Act
63.
Which of the following is NOT an offence under the Computer Misuse Act?
a)
unauthorised access to someone else's files
b)
unauthorised access to someone else's files with intent to commit further criminal offences
c)
copying software and trying to sell it to someone for a profit
d)
writing and distributing a virus
64.
Which of the following could protect against unauthorised access to an ICT system?
a)
anti-virus software
b)
a firewall
c)
anti-malware software
d)
disk defragger
65.
Some companies employ hackers to test out how secure their system is
a)
True
b)
False
66.
What type of things can be classed as computer misuse?
a)
Looking at personal emails during work time
b)
Sending a joke on the work email to everyone in the system
c)
Using another member of staffs PC when they have left it unlocked
d)
Using a work computer to buy personal items
67.
What is gaining unauthorised access to a computer system also known as?
a)
Hacking
b)
Spamming
c)
Phishing
d)
Logging on
68.
Why was the Computer Misuse Act of 1990 introduced?
a)
To help protect computer software
b)
To help protect computer hardware
c)
To stop the spread of computer viruses
d)
To stop people from accessing unauthorised information. 
69.

What is ransomware?

a)

Ransomware illegally makes people pay in order to get control of their computer back.

b)

Ransomware pays you to use your computer.

c)

Ransomware is not a problem on a computer.

70.

What does a computer virus do?

a)

Spreads to computers to gather private information or cause a nuisance.

b)

Improve computer performance.

c)

Decrease productivity.

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