Third Quarter Electronics reviewer

Which of the following is NOT a common number system?

• Decimal (base-10)

• Binary (base-2)

• Hexadecimal (base-16)

• Septimal (base-7)

What is the base of the decimal number system?

• 2

• 8

• 10

• 16

In the binary number system, what are the only digits used?

• 0 and 1

• 0, 1, and 2

• 0-9

• 0-F (0-9 and A-F)

What is the largest digit used in the hexadecimal number system?

• 9

• A (ten)

• F (fifteen)

• 15

How many bits are in a byte?

• 4

• 8

• 16

• 32

What does the subscript in a number (e.g., 101₂ ) indicate?

• The number of digits in the number.

• The base of the number system.

• The value of the number in decimal.

• The position of the most significant digit.

Which number system is commonly used in computer programming?

• Decimal

• Octal

• Binary

• Hexadecimal

Which base system uses the digits 0-7?

• Binary

• Decimal

• Octal

• Hexadecimal

Why is the binary number system well-suited for computers?

• It's easier for humans to understand.

• It requires fewer digits to represent large numbers.

• It directly represents the on/off states of electronic switches.

• It's more efficient for arithmetic operations.

How does the positional value of a digit change as you move from right to left in a number written in any base?

• It increases by one.

• It decreases by one.

• It is multiplied by the base.

• It is divided by the base.