Year 8: Binary Introduction

Binary is made up of which numbers 

• 3 and 4.
• 2 and 3.
• 1 and 2.
• 0 and 1.

Decimal numbers are base 

• 2
• 4
• 8
• 10

The binary chart we use to convert decimal to binary is

• 16 14 12 10 8 4 2 1
• 100 80 70 60 50 40 30 20 10
• 128 64 32 16 8 4 2 1
• 512 256 128 64 32 16 8 1

A bit is 

• a numerical label assigned to each device.
• the smallest unit of data in a computer.
• a keyboarding term for typing.
• is a numeral system made up of 16 symbols.

A nibble equals how many bits?

• 4
• 8
• 2
• 1

A byte equals how many bits?

• 2
• 4
• 8
• 16

What does the second bit in binary represent?

• 2³
• 2²
• 2⁴
• 2¹

What does the first bit in binary represent?

• 2³
• 2²
• 2⁰
• 2¹

Convert 1101 into Denary

• 13
• 21
• 9
• 11

Convert 5 into Binary

• 111
• 101
• 110
• 1111