You are working as a senior network technician at Certkiller .com. A trainee asks you which
subnet mask that is usually used with the IP address 192.168.1.1.What will you answer him?

A.
255.255.0.0.

B.
255.255.255.0.

C.
255.0.0.0.

D.
255.255.255.1.

Explanation:
Private IP addresses in the 192.168.0.0 range consists of Class C addresses. Se figure for more.