Free Printable 8.2 Binary Revision

1.

What is binary?

a)

A sequence of 1's and 0's

b)

The way a computer speaks

c)

Useless code that's no longer used

2.

What is binary?

a)

A sequence of 1's and 0's

b)

The way a computer speaks

c)

Useless code that's no longer used

3.

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

a)

Base 12

b)

Base 8

c)

Base 2

d)

Base 10

4.

What kind of number system is used in everyday life?

a)

A simple number system

b)

Denary

c)

Binary

5.

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

a)

2

b)

10

c)

12

d)

1

6.

How do Binary values change with each addtional number?

a)

They double

b)

They go up in 10's

7.

What would the Binary number 01101 be in denary?

a)

1101

b)

4

c)

13

d)

16

8.

Calculate the binary addition:
01
11
Use binary addition rules + whiteboards!

a)

101

b)

11

c)

111

d)

100

9.

Calculate the binary addition:
01
11
Use binary addition rules + whiteboards!

a)

101

b)

11

c)

111

d)

100

10.

Calculate the binary addition:
1001
1011
Use binary addition rules + whiteboards!

a)

10100

b)

010101

c)

011100

d)

01010011

11.

Calculate the binary addition:
1111
1011
Use binary addition rules + whiteboards!

a)

110101

b)

11110

c)

11011

d)

11010

12.

Convert 254 to binary

a)

11110000

b)

11111100

c)

11111111

d)

11111110

13.

Convert 37 to binary

a)

00100101

b)

00100011

c)

00100111

d)

01000101

14.

Convert 196 to binary

a)

11000110

b)

11100100

c)

11000100

d)

11010100

15.

Convert 00010001 to decimal

a)

17

b)

27

c)

37

d)

47

16.

Convert 11001100 to decimal

a)

224

b)

134

c)

104

d)

204

17.

Convert 01000100 to decimal

a)

58

b)

68

c)

78

d)

88

18.

If a binary number ends with a 1, it must be...

a)

An odd number

b)

An even number

c)

A prime number

d)

The number 12

19.

What is 010 + 010?

a)

110

b)

010

c)

100

d)

011

20.

What is 1010 + 0101?

a)

1011

b)

1001

c)

1111

d)

0111

21.

What is 00111011 + 00110011

a)

01101111

b)

01111110

c)

01101110

d)

11111110

22.

2

a)

00

b)

01

c)

10

d)

11

23.

11

a)

2

b)

3

c)

4

d)

5

24.

4

a)

100

b)

101

c)

110

d)

111

25.

101

a)

2

b)

3

c)

4

d)

5

26.

6

a)

100

b)

101

c)

110

d)

111

27.

1100

a)

12

b)

13

c)

14

d)

15

28.

13

a)

1100

b)

1101

c)

1110

d)

1111

29.

1110

a)

12

b)

13

c)

14

d)

15

30.

15

a)

1100

b)

1101

c)

1110

d)

1111

31.

10000

a)

4

b)

8

c)

16

d)

32

32.

What is the output of an OR gate if the inputs are 1 and 0?

a)

0

b)

1

c)

OFF

d)

2

33.

What is the output of an AND gate if the inputs are 1 and 0?

a)

ON

b)

2

c)

1

d)

0

34.

What is the output of a NOT gate if the inputs is 0?

a)

1

b)

0

c)

OFF

d)

2

35.

A NOT gate has…

a)

Two inputs and one output

b)

One input and one output

c)

One input and two outputs

d)

Two inputs and two outputs

36.

An OR gate has

a)

Two inputs and one output

b)

One input and one output

c)

One input and two outputs

d)

Two inputs and two outputs

37.

The output of any logic gate can have either of two _________ ?

a)

Gates

b)

States

c)

Inputs

d)

Outputs

38.

A logic state can only be….

a)

On or 1

b)

Off or 1

c)

1 or 0

d)

In and Out

39.

The output of a ________ gate is only 1 when both inputs are 1.

a)

OR

b)

NOT

c)

NAND

d)

AND

40.

What logic gate is this?

a)

AND

b)

OR

c)

NOT

d)

TO

41.

What gate is this table for?

a)

AND

b)

OR

c)

NOT

d)

NOR

42.

What gate is this truth table for?

a)

AND

b)

OR

c)

NOT

d)

THE

43.

What gate is this table for?

a)

AND

b)

XOR

c)

OR

d)

NOT

44.

Which logic gate is this?

a)

AND

b)

OR

c)

XOR

d)

NOT

45.

What logic gate is this?

a)

AND

b)

OR

c)

NOT

d)

THE

46.

A truth table lists every possible combination of input and the resulting output

a)

True

b)

False

47.

Doing a logical shift left does what to a binary number?

a)

Divide

b)

Multiply

48.

Doing a logical shift right does what to a binary number?

a)

Divide

b)

Multiply

49.

Doing a 2 bit left logical shift has what effect?

a)

Divides the number by 2

b)

Divides the number by 4

c)

Multiples the number by 2

d)

Multiplies the number by 4

50.

Doing a 3 bit logical right shift has what effect?

a)

Divides by 2

b)

Divides by 4

c)

Divides by 6

d)

Divides by 8

51.

Which answer has correctly applied a 1 bit left logical shift to 10001100

a)

01000110

b)

00011000

c)

00110000

d)

00100011

52.

If i applied a 1 bit right logical shift to 1011 what answer would i get?

a)

22

b)

5.5

c)

5

d)

6

53.

When doing binary division using right logical shifts, answers are:

a)

Rounded up

b)

Rounded down

54.

Doing a 1 bit left logical shift to 000111101, gives what answer?

a)

57

b)

58

c)

59

d)

60

55.

Doing a 1 bit right logical shift to 00110100, gives what answer?

a)

24

b)

25

c)

26

d)

27

56.

What binary digit do you add when doing any logical shift?

a)

0

b)

1

57.

When doing a left logical shift at what end do you add the new binary digits?

a)

Left

b)

Right

58.

When doing a right logical shift at what end do you add the new binary digits?

a)

Left

b)

Right

59.

What does ASCII stand for?

a)

Australian Standard Code for Information Interchange

b)

Aberdonian Standard Code for Information Interchange

c)

American Standard Code for Information Interchange

d)

African Standard Code for Information Interchange

60.

What is ASCII used for?

a)

Storing text

b)

Storing sounds

c)

Storing images

d)

Storing video

61.

How many bits does ASCII use for each character?

a)

5

b)

6

c)

7

d)

8

62.

How many bits does Extended ASCII use for each character?

a)

5

b)

6

c)

7

d)

8

63.

What is a character?

a)

A single key on the keyboard or a single number, letter or punctuation symbol

b)

A person who works as a computer programmer

c)

A 1 or a 0

d)

The part that an actor plays

64.

What is a control character?

a)

Number and letter characters only

b)

A lowercase or small letter

c)

An uppercase or capital letter

d)

Non-printable characters that send a control signal to the computer

65.

Which of the following is a control character?

a)

F

b)

Del

c)

/

d)

£

66.

Which of the following is a control character?

a)

Enter

b)

P

c)

)

d)

*

67.

What does ASCII do?

a)

Converts images into binary

b)

Converts sound into binary

c)

Converts text into binary

d)

Converts the typed language into American English

68.

What is a character set?

a)

The set of numbers that a computer can produce

b)

The complete set of characters that a computer can produce

c)

The characters that send a control signal to the computer

d)

Only the letters that a computer can produce

69.

Identify a true statement:

a)

Standard ASCII only uses the first 128 positions in the table.

b)

Standard ASCII only uses the first 255 positions in the table.

c)

ASCII has more letters than Unicode

70.

Use the table to work out how to write a message saying "HI" with ASCII

a)

1111 0000

b)

0100 1000 0100 1001

c)

0000 1111 0000 1111

d)

1000 0100 1000 0101

71.

Bitmap images in a computer are made up of...

a)

Shapes like circles and triangles

b)

Nothing that humans can visualise

c)

Small squares of colour called pixels

d)

Painted lines

72.

Each pixel has a binary number that tells the computer

a)

What colour the pixel should be

b)

How many more pixels to add

c)

The temperature

d)

The shape of the pixel

73.

How many Bits are there in a Nibble?

a)

4

b)

8

c)

16

d)

32

74.

1 Megabyte contains...

a)

1,000,000 Bytes

b)

1,000,000 Bits

c)

1,000,000 Kilobytes

d)

1,000,000 Kilobits

75.

Which of the following are equal to 1 Gigabyte

a)

1,000 Kilobytes

b)

1,000 Megabytes

c)

8,000 Megabits

d)

80,000 Kilobits

76.

What is the largest decimal number that can be represented by 8 bits?

a)

64

b)

127

c)

255

d)

256

8.2 Binary Revision

Total questions: 76

Worksheet time: 52mins

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