AWS Certified Advanced Networking – Specialty ANS-C00 – Question258

Considering the rules of IPv4 subnetting, how many subnets and hosts per subnet are possible given the following network 192.168.130.130/28? (in this question ignore the fact that AWS reserves 5 IP addresses)

A.
8 subnets and 30 hosts per subnet
B. 16 subnets and 14 hosts per subnet
C. 32 subnets and 30 hosts per subnet
D. 8 subnets and 14 hosts per subnet

Correct Answer: B

Explanation:

Explanation: 16 subnets and 14 hosts per subnet are possible in the CIDR.
Reference: https://en.wikipedia.org/wiki/IPv4_subnetting_reference