## 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

 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