Comptia Security Plus Mock Test Q65

Which of the following would the security engineer set as the subnet mask for the servers below to utilize host addresses on separate broadcast domains?
Server 1: 192.168.100.6
Server 2: 192.168.100.9
Server 3: 192.169.100.20

A. /24
B. /27
C. /28
D. /29
E. /30

Correct Answer: D
Section: Network Security

Explanation:
Using this option will result in all three servers using host addresses on different broadcast domains.

Incorrect Answers:

A. B: Using these options results in all three servers using host addresses on the same broadcast domain.

C: Using this option results in two of the servers using host addresses on the same broadcast domain.

E: Using this option results in Server 3 not including a host.

References:
http://www.subnetmask.info/