Q 2. How many number of Host and subnet in subnet mask 255.255.252.0 ?
(a) 64 & 1022
(b) 128 & 1024
(c) 64 & 512
(d) 1022 & 64
Answer :- (d)
Explanation :- convert decimal number 255.255.252.0 to binary numbers
11111111.11111111.11111100.00000000
Total 1’s ones in above IP Address is 22 and Total Zero in above IP address is 10.
Maximum number of Host in each Sub nets will be 210 =1024.
Maximum number of Usable Host in each Sub nets will be 210-2 =1024-2=1022.
Here we Talk about Subnet so Third Octant have 6 ones.
Total Number of Sub nets will be 26 =64
Correct Answer D 1022 Host and 64 Subnets
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