Year 8 - End of Year Revision

What is the binary representation of the decimal number 9?

• 1001
• 1010
• 110
• 1111

Convert the binary number 1101 to its hexadecimal equivalent.

• A

• D

• F

• 13

What is the decimal value of the binary number 10101?

• 16
• 18
• 21
• 23

Convert the hexadecimal number 2F to its binary equivalent.

• 00101111

• 00111100

• 00010101

• 00001111

What is the hexadecimal representation of the decimal number 42?

• 29
• 2A
• 2C
• 2F

Convert the binary number 00111001 to its hexadecimal equivalent.

• 27

• 3A

• 39

• 19

What is the decimal value of the binary number 00110101?

• 38

• 42

• 49

• 53

Convert the hexadecimal number E7 to its binary equivalent.

• 11100111

• 01101010

• 01011101

• 01010101

What is the binary representation of the decimal number 63?

• 00101111

• 00110101

• 00111001

• 00111111

Convert the binary number 01001010 to its hexadecimal equivalent.

• 4A

• 52

• 58

• 5C