Number Systems

What is the binary equivalent of the decimal number 13?

• 1100

• 1101

• 1011

• 1110

Convert the decimal number 45 to binary.

• 101101

• 110101

• 101011

• 111001

Which of the following is a valid hexadecimal number?

• 1G5

• 2F3

• 3Z9

• 4H2

What is the decimal equivalent of the binary number 1010?

• 8

• 9

• 10

• 11

How many bits are there in a byte?

• 4

• 8

• 16

• 32

What is the result of the binary addition: 1011 + 1101?

• 11000

• 10100

• 10010

• 11110

Convert the hexadecimal number A3 to decimal.

• 163

• 173

• 183

• 193

What is the binary representation of the hexadecimal number F?

• 1110

• 1111

• 1101

• 1011

Which operation is performed by the binary number system when two 1s are added?

• 0 with a carry of 1

• 1 with a carry of 0

• 1 with a carry of 1

• 0 with a carry of 0

What is the hexadecimal equivalent of the binary number 11011010?

• DA

• DB

• DC

• DD