OCR- J276 Data Representation: Units and Numbers_LC

Computers use binary to store data.

• True

• False

Which number base is Binary?

• 10

• 2

• 16

Which of the following units is the smallest in terms of size?

Kilobyte, Megabyte,Nibble.

• Kilobyte

• Megabyte

• Nibble

How many bits are in a byte?

• 2

• 4

• 6

• 8

How many bits are in a nibble?

• 2

• 4

• 6

• 8

Smallest to largest, which of the below answers is correct?

• bit, nibble,byte,megabyte,kilobyte,terabyte,petabyte

• nibble, bit,byte,kilobyte,megabyte,terabyte,petabyte

• bit,byte,nibble,kilobyte,megabyte,petabyte,terabyte

• bit, nibble,byte,kilobyte,megabyte,terabyte,petabyte

Convert the following denary number into binary(11).

• 0011

• 1011

• 1100

• 1010

Convert the following denary number to binary (9).

• 1010

• 1011

• 1001

• 0111

Convert the following denary into binary (21)

• 0001 0101

• 0011 0101

• 0111 0111

• 0100 0101

Convert the following denary into binary (100).

• 0111 0100

• 0110 0100

• 0101 100

• 0110 1100