Free Printable binary

1.

What is 0101 in denary (base 10)?

(a)

2.

What is 1111 in denary (base 10)?

(a)

3.

What is 0011 in denary (base 10)?

(a)

4.

What is 0111 in denary (base 10)?

(a)

5.

What is 1101 in denary (base 10)?

(a)

6.

Using a nibble (4 bits), write the binary for 2

(a)

7.

Using a nibble (4 bits), write the binary for 14

(a)

8.

Using a nibble (4 bits), write the binary for 6

(a)

9.

Using a nibble (4 bits), write the binary for 12

(a)

10.

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

(a)

11.

What is 0001 in denary (base 10)?

(a)

12.

Using a nibble (4 bits), write the binary for 10

(a)

13.

Convert 128 to binary

a)

10000000

b)

01111110

c)

10000001

d)

11001100

14.

Convert 11111111 to decimal

a)

255

b)

245

c)

235

d)

225

15.

Computers can only understand 0s and 1s.

a)

True

b)

False

16.

Binary is made up of which numbers

a)

3 and 4.

b)

2 and 3.

c)

1 and 2.

d)

0 and 1.

17.

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

18.

Denary is numbers humans use in every day life

a)

True

b)

False

19.

Denary uses 11 different numbers

a)

True

b)

False

20.

Binary uses electrical signals

a)

True

b)

False

21.

Binary uses 1’s & 0’s to represent data

a)

True

b)

False

22.

What is 12 in binary?

a)

0010

b)

1010

c)

1100

d)

1111

23.

What is 3 in binary?

a)

0100

b)

0001

c)

0101

d)

0011

24.

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

25.

Convert 128 to binary

a)

10000000

b)

01111110

c)

10000001

d)

11001100

26.

Convert 65 to binary

a)

01100001

b)

00100001

c)

01000001

d)

00100101

27.

Convert 254 to binary

a)

11110000

b)

11111100

c)

11111111

d)

11111110

28.

Convert 37 to binary

a)

00100101

b)

00100011

c)

00100111

d)

01000101

29.

Convert 196 to binary

a)

11000110

b)

11100100

c)

11000100

d)

11010100

30.

Convert 00010001 to decimal

a)

17

b)

27

c)

37

d)

47

31.

Convert 11001100 to decimal

a)

224

b)

134

c)

104

d)

204

32.

Convert 11111111 to decimal

a)

255

b)

245

c)

235

d)

225

33.

Convert 00100100 to decimal

a)

26

b)

36

c)

46

d)

56

34.

Convert 01000100 to decimal

a)

58

b)

68

c)

78

d)

88

35.

What is binary also known as?

a)

Base 1

b)

Base 2

c)

Base 3

d)

Base 10

36.

What are the number choices in binary?

a)

0 and 1

b)

0, 1 and 2

c)

0 to 2

d)

0 to 9

37.

What are the first 6 powers in binary?

a)

0, 2, 4, 8, 12, 32

b)

1, 2, 4, 8, 16, 31

c)

1, 2, 6, 8, 16, 32

d)

1, 2, 4, 8, 16, 32

38.

What is 23 in binary

a)

10101

b)

10110

c)

10111

d)

11000

39.

What is 1001 binary number in denary?

a)

8

b)

9

c)

10

d)

11

40.

What is the binary addition rule for 1 + 1 + 1?

a)

0

b)

1

c)

0 carry 1

d)

1 carry 1

41.

What is 111 +110?

a)

1100

b)

1101

c)

1110

d)

1111

42.

What effect does a left shift of 2 places have in binary?

a)

Multiplies by 2

b)

Multiplies by 4

c)

Divides by 2

d)

Divides by 2

43.

What issue can occur when performing a left shift?

a)

Get the answer wrong

b)

The number is lost

c)

Loss of accuracy due to overflow

d)

Loss of accuracy due to lost data

44.

What effect does a right shift of 4 places have in binary?

a)

Divides by 8

b)

divides by 4

c)

Divides by 32

d)

Divides by 16

45.

What issue can occur when performing a right shift?

a)

Get the answer wrong

b)

The number is over stated

c)

Loss of accuracy due to overflow

d)

Loss of accuracy due to lost data

46.

What is 1 + 1 in binary?

a)

10

b)

01

c)

11

d)

2

47.

what is 0 + 1 in binary?

a)

0

b)

10

c)

11

d)

1

48.

What is the word size (number of bits) of most new computers?

a)

8

b)

16

c)

32

d)

64

49.

What is 111111 in denary?

a)

60

b)

61

c)

62

d)

63

50.

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

a)

101

b)

11

c)

111

d)

100

51.

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

a)

10100

b)

010101

c)

011100

d)

01010011

52.

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

a)

110101

b)

11110

c)

11011

d)

11010

53.

Calculate the binary addition:
01111
11011
Use binary addition rules + whiteboards!

a)

1010100

b)

101110

c)

111010

d)

101010

54.

Calculate the binary addition:
01111
11011
Use binary addition rules + whiteboards!

a)

101010

b)

11101001

c)

11001011

d)

1010101111

55.

Calculate the binary addition:
01100000
01101001
Use binary addition rules + whiteboards!

a)

11001001

b)

11101001

c)

11001011

d)

1010101111

56.

Calculate the binary addition:
01101111
01101111
Use binary addition rules + whiteboards!

a)

11011110

b)

11011111

c)

11111110

d)

11111110

57.

Calculate the binary addition:
01111111
01111101
Use binary addition rules + whiteboards!

a)

11111101

b)

11111100

c)

11011100

d)

11011100

58.

Calculate the binary addition:
00111011
00110011
Use binary addition rules + whiteboards!

a)

01101111

b)

01111110

c)

01101110

d)

11111110

59.

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

a)

10100100

b)

10010100

c)

11000100

d)

01011110

60.

Computers work with ...

a)

binary

b)

Hexadecimal

c)

Decimal

61.

Integers are ...

a)

Fractions

b)

Decimal numbers

c)

whole numbers

62.

Another name for the decimal system is ...

a)

Base-2 number system

b)

Base-10 number system

c)

Base-16 number system

63.

Another name for the binary system is ...

a)

Base-2 number system

b)

Base-10 number system

c)

Base-16 number system

64.

The number 136 is the same as:

a)

$10^0\times6+10^1\times3+10^2\times1$

b)

$10^1\times6+10^2\times3+10^3\times1$

c)

$2^0\times6+2^1\times3+2^2\times1$

65.

The binary number 1100 converted to decimal is:

a)

13

b)

12

c)

14

66.

The decimal number 10 converted to binary is:

a)

1000

b)

1010

c)

1011

67.

The decimal number 8 converted to binary is:

a)

1000

b)

1010

c)

1011

68.

The binary number 111 converted to decimal is:

a)

5

b)

7

c)

6

69.

What is the result of the binary addition: 110 + 101

a)

211

b)

1011

c)

311

d)

1111

70.

What is the fixed length of a bit string?

a)

7 bits

b)

10 bits

c)

100 bits

d)

8 bits

binary

Total questions: 70

Worksheet time: 54mins

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