Q1. Which of the following is Class C IP address?
A. 10.10.14.118
B. 135.23.112.57
C. 191.200.199.199
D. 204.67.118.54
Correct Answer: D
Explanation:
IP addresses are written using decimal numbers separated by decimal points. This is called dotted decimal notation of expressing IP addresses.
The different classes of IP addresses is as below:
Class Format
Leading Bits
Network address
Range Max.
# of networks
A
N.H.H.H
0
0 - 126
127
B
N.N.H.H
10
128 - 191
16,384
C
N.N.N.H
110
192 - 223
2,097,152
Network address of all zeros means "This network or segment".
Network address of all 1s means " all networks", same as hexadecimal of all Fs.
Network number 127 is reserved for loopback tests.
Host(Node) address of all zeros mean "This Host (Node)".
Host (Node) address of all 1s mean "all Hosts (Nodes) " on the specified network.
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