Solved There are 5 hosts (A, B, C, D, and E) in a network | Chegg.com
In simplest way possible, describe the 'impact' of shifting an IP subnet mask bit one position to the left (assume the starting mask is 255.255.255.0) what does that change accomplish? - Quora
If we don't subnet and use as our subnet mask then we use all of our IP addresses on one network. This is not an efficient use of our Class. - ppt