Module 5: Number Systems

What is the binary number system made up of?

• s and 2s

• s and 0s

• s and 5s

• s and 1s and 2s

How many bits does an IPv4 address consist of?

• 32

• 64

• 128

• 256

What is the main difference between the binary and decimal numbering systems?

• Binary uses digits from 0 to 9

• Decimal uses only 0s and 1s

• Binary uses only 0s and 1s

• Decimal uses hexadecimal digits

In binary positional notation, what does the value of each digit depend on?

• Its position in the sequence

• The number of 1s and 0s

• The size of the binary number

• The color of the digit

What does the binary number 11000000.10101000.00001011.00001010 convert to in decimal?

• 192.168.1.1

• 192.168.11.10

• 192.1.168.10

• 11.11.11.11

What is the first step in converting a decimal number to binary?

• Convert the binary to hexadecimal

• Check the binary positional values

• Divide the decimal number by 2

• Multiply by 8

What is the binary equivalent of decimal 168?

• 11010100

• 10101000

• 11111111

• 10010010

Which of the following is an example of hexadecimal usage?

• MAC addresses

• Binary operations

• Decimal calculations

• IPv4 addresses

What is the hexadecimal number system based on?

• Base 8

• Base 10

• Base 16

• Base 2

What characters are used in hexadecimal numbering?

• 0-9 only

• 0-15

• A-F and 0-9

• A-Z