wayground logo

Free Printable Worksheets

NEW

Font size

S
M
L
XL
Worksheets

DAS Year 7 Revision - Binary & Denary

Total questions: 13

Worksheet time: 7mins

Name
Class
Date
1.

What are the only two numbers you can use in binary?

a)

0 and 1

b)

01 and 02

c)

i and ii

d)

10 and 01

2.

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

a)

An odd number

b)

An even number

c)

A prime number

3.

What is the point of binary?

a)

Computers like being awkward

b)

Computers are not very clever

c)

It represents how computers interpret electrical signals

4.

How would you write the number two in binary?

a)

1001

b)

1111

c)

0010

d)

0101

5.

Computers can only understand 0s and 1s.

a)

True

b)

False

6.

A bit is...

a)

a numerical label assigned to each device

b)

half a nibble

c)

the smallest unit of data in a computer

d)

A code computers understand

7.

A group of 8 bits is known as a gigabyte.

a)

True

b)

False

8.

The word "Hello" is made up of 5 characters. How many bits is this (hint: how many 1's and 0's are needed to write it)

a)

40

b)

60

c)

80

d)

100

9.

The binary number for a capital 'A' is the same as the binary number for a lower-case 'a'?

a)

True

b)

False

10.

Denary is numbers humans use in every day life

a)

True

b)

False

11.

Each 1 and 0 represented in binary is called a bit

a)

True

b)

False

12.

What is 3 in binary?

a)

0001

b)

0011

c)

0110

d)

1001

13.

What is 12 in binary?

a)

0011

b)

1100

c)

0110

d)

0111