Ithink that the answer is C)
Answer:Screened Subnet Firewall
Explanation:Screened Subnet Firewalls is the firewall deploying mechanism that is used at the present time in the organizational area.It is used as because it is supposed to be a good option as it protects the networks and DMZ operating system from any kind of virus that can damage the connection. It works as the security section and protects the system.
Answer:
C) both a and b
Explanation:
13) The domain name system ________.
A) is a way to find a host's IP addresses if your computer only knows the host's host name
B) is a general naming system for the Internet
C) both A and B
D) neither A nor B
Answer it your own self everybody can't always give u the answers