Computer Number Systems Quiz

Any number with an exponent of zero is equal to

• itself

• ten

• zero

• one

The decimal equivalent of binary 10000110 is ________.

• 126

• 110

• 134

• 144

What is the decimal value of 2^5?

• 10

• 20

• 16

• 32

The hexadecimal equivalent of decimal 91 is ________.

• 5B

• 4C

• 4B

• 5D

What is the decimal value of 2^1?

• 1

• 4

• 2

• 0

How many symbols are used in the hexadecimal number system?

• sixteen

• six

• ten

• twelve

The hexadecimal equivalent of a decimal 11 is ________.

• A

• B

• C

• D

Which binary value equals 2^4?

• 00010000

• 00010100

• 00010001

• 00001000

Which numbering format is most commonly used in a computer's machine language?

• ASCII

• hexadecimal

• octal

• BCD

The hexadecimal equivalent of decimal 128 is ________.

• 82

• 80

• 85

• 90