Q414. Which among the following is correct characteristics about proxy server:

Вариант ответа 1 - a) A proxy server may act as a firewall by responding to input packets in the manner of an application while blocking other packets.

Вариант ответа 2 - b) A proxy server is a gateway from one network to another for a specific network application

Вариант ответа 3 - c) It performs its tasks or functions as a proxy on behalf of the network user;

Вариант ответа 4 - d) All of the Above

Вариант ответа 5 - e) None of These