Exploring Digital Number Systems

What is the base of the binary number system?

• 2

• 8

• 10

• 16

Convert the decimal number 25 to binary.

• 11001

• 10101

• 11100

• 10011

What is the hexadecimal representation of the binary number 1010?

• 9

• A

• B

• C

• 11000

• 10100

• 10110

• 10000

Which of the following is a common application of the binary number system?

• Digital clocks

• Computer systems

• Thermometers

• Mechanical watches

What is the binary equivalent of the decimal number 45?

• 101101

• 110101

• 101011

• 111001

Convert the binary number 1110 to decimal.

• 12

• 13

• 14

• 15

What is the hexadecimal equivalent of the decimal number 255?

• FF

• F0

• 0F

• 00

• 1000

• 1001

• 1010

• 1110

Which number system is primarily used in digital electronics?

• Decimal

• Binary

• Octal

• Hexadecimal