Computer Test – Digital Data & Binary

Computers store all kinds of data in the form of:

• Text only

• Images only

• Decimal numbers

• 0s and 1s

The binary number system is also called:

• Base 8

• Base 10

• Base 16

• Base 2

Each digit in a binary number is called a:

• Byte

• Word

• Code

• Bit

How many bits make 1 byte?

• 2

• 4

• 6

• 8

ASCII is used to represent:

• Images

• Videos

• Audio

• Characters

The ASCII code for lowercase letter ‘a’ is:

• 65

• 66

• 98

• 97

The ASCII code for lowercase letter ‘b’ is:

• 96

• 99

• 100

• 98

The ASCII code for lowercase letter ‘c’ is:

• 95

• 97

• 101

• 99

In binary addition, 1 + 1 = ?

• 1

• 0

• 2

• 10

In binary addition, 1 + 1 + 1 = ?

• 100

• 111

• 101

• 11