Subnetting Questions Answers

1. Default network mask for CLASS A is

1. 255.0.0.0
2. 255.255.0.0
3. 255.255.255.0
4. 255.255.255.255

2. Default network mask for CLASS B is

1. 255.0.0.0
2. 255.255.0.0
3. 255.255.255.0
4. 255.255.255.255

3. Default network mask for CLASS C is

1. 255.0.0.0
2. 255.255.0.0
3. 255.255.255.0
4. 255.255.255.255

4. What is the maximum number of IP addresses that can be assigned to hosts on a local subnet that uses the 255.255.255.224 subnet mask

1. 14
2. 15
3. 30
4. 62

5. To test the IP stack on your local host, which IP address will you ping

1. 127.0.0.0
2. 1.0.0.127
3. 127.0.0.1
4. 255.255.255.0

6. You need to subnet a network that has 5 subnets, each with at least 16 hosts. Which can be your choise

1. 255.255.255.192
2. 255.255.255.224
3. 255.255.255.240
4. 255.255.255.248

7. What is the subnetwork number of a host with an IP address of 172.16.66.0/21

1. 172.16.64.0
2. 172.16.48.0
3. 172.16.36.0
4. 172.16.0.0