Binary and Hex

Binary is a ............... number system

• Base 2

• Base 10

• Base 16

• Base 8

Denary is a ............... number system

• Base 2

• Base 10

• Base 16

• Base 8

Hexadecimal is a ............... number system

• Base 2

• Base 10

• Base 16

• Base 8

Decimal, Base 10 and ............ are all the same.

128, 64, 32, 16, 8, 4, 2, 1 are part of the conversion table for what number system?

• Denary

• Binary

• Hexadecimal

• Octal

11111111 is what number in denary?

• 256

• 255

• 254

• 128

Convert FF from Hexadecimal to denary.

• 10

• 25

• 374

• 255

To convert between Hex and Denary, you need to times the first digit by 16 and do what with the second digit?

• +

• -

• x

• /

Which is the correct calculation for converting A2 (Hex) to denary?

• (A+2)x16

• A+(2x16)

• (2X16)+A

• (Ax16)+2

Complete the conversion:

24(Hex) to Denary:

(2x16)+4

• 32

• 38

• 36

• 40