Online Quizzes

Subnetting Class B

    Use 129.19.78.100/22 for the following 9 questions.


    1. What is the network address of the IP address given?

    129.19.78.0
    129.19.78.1
    129.19.76.0
    129.19.76.1
    129.19.77.0
    129.19.77.1

    2. What is the broadcast address for the given IP address?

    129.19.78.255
    129.19.79.255
    129.19.255.0
    129.19.76.255
    129.19.77.255

    3. Who many Class C's are in a /22 address?

    1
    2
    4
    6
    8
    16

    4. How many IP addresses do you have with the given IP address?

    256
    510
    512
    1022
    1024
    2046
    2048

    5. How may usable IP addresses do you have with the given information?

    254
    256
    510
    512
    1022
    1024
    2046
    2048

    6. What is the first usable IP address in this block?

    129.19.78.1
    129.19.76.1
    129.19.77.1
    129.19.76.0
    129.19.78.0
    129.19.77.0

    7. What is the last usable IP address in this block?

    129.19.78.255
    129.19.78.254
    129.19.76.254
    129.19.79.255
    129.19.77.255
    129.19.79.254
    129.19.77.254

    8. What is the subnet mask for the given IP address?

    255.255.255.248
    255.255.248.0
    255.255.252.0
    255.255.255.252
    255.255.255.240
    255.255.240.0

    9. Convert 218.229.198.60 into a binary number.

    11011010.11100101.11001110.00111100
    11011010.11100111.11000110.00111100
    11011010.11100011.11000110.00111100
    11011010.11100101.11000110.00111100
    11011010.11100011.11000110.00111100

    10. What is the range of the first octet for a Class B address?

    127-191
    127-192
    128-192
    128-190
    128-191