Year 10 - Topic 2: Knowledge So Far

Pair the following terms so they are related

• 1 or 0

• Denary

• 8 bits

• Bit

• Base 2

• Hexadecimal

• Base 10

• Binary

• Base 16

• Byte

Reorder the following from smallest to largest

• byte

• kibibyte

• nibble

• mebibyte

• bit

Organize these options into the right categories

Groups:

(a) Binary

,

(b) Hexadecimal

,

(c) Denary

• Uses 0 - 9

• Is Base 10

• How many 16s + Remainder

• Is Base 2

• Is Base 16

• Multiply by 10 as we shift left

• Uses 1 - 9 and A - F

• Only uses 1 or 0

• Double the bit size as we shift left

• Divide by 2 as we shift right

• Uses Tens and Units

Write the 8 bit unsigned binary for the denary number 87

Write the 8 bit unsigned binary for the denary number 15

Write the denary number for the 8 bit unsigned value 01010101

Write the denary number for the 8 bit unsigned value 10101010

What is positive 47 in Twos Compliment 8 bit binary

What is negative 47 (- 47) in Twos Compliment 8 bit binary

What is denary 58 in hexadecimal