Number Systems

What is the binary representation of the decimal number 10?

• 1010

• 0101

• 1100

• 1111

Convert the binary number 1010 to decimal.

• 5

• 15

• 100

• 10

What is the hexadecimal representation of the decimal number 15?

• A

• 10

• E

• F

Convert the hexadecimal number F0 to binary.

• 00001111

• 11110000

• 11111111

• 10101010

What is the octal representation of the decimal number 25?

• 27

• 31

• 33

• 40

Convert the octal number 37 to decimal.

• 42

• 31

• 39

• 35

What is the decimal equivalent of the binary number 1101?

• 10

• 7

• 13

• 15

Convert the decimal number 42 to hexadecimal.

• 2B

• 4D

• 3C

• 2A

What is the binary representation of the octal number 67?

• 111001

• 100111

• 101011

• 110111

Convert the hexadecimal number A5 to octal.

• 325

• 431

• 245

• 511