You have been asked to use a 28 bit subnet mask to segment the following network block: 108.12.5.0. How many usable hosts per sub-net could you create?()

题目
You have been asked to use a 28 bit subnet mask to segment the following network block: 108.12.5.0. How many usable hosts per sub-net could you create?()

A.10 hosts

B.14 hosts

C.12 hosts

D.16 hosts

参考答案和解析
参考答案:B