Question

First Address of the third subblock –

(a) 14.24.74.128/28

(b) 14.24.74.127 /28

(c) 14.24.74.192/27

(d) 14.24.74.192/28

I got this question by my school principal while I was bunking the class.

Origin of the question is Designing Subnets topic in section Internet Protocol, Network Addressing and Transport Level Security of Cryptograph & Network Security

Answer 1

Right option is (d) 14.24.74.192/28

To explain: First address = 14.24.74.192/28

First address = (any address) AND (network mask).