What must occur before a workstation can exchange HTTP packets with a web server?
A . A UDP connection must be established between the workstation and its default gateway.
B . A UDP connection must be established between the workstation and the web server.
C . A TCP connection must be established between the workstation and its default gateway.
D . A TCP connection must be established between the workstation and the web server.
E . An ICMP connection must be established between the workstation and its default gateway.
F . An ICMP connection must be established between the workstation and the web server.
Answer: D
Explanation:
HTTP uses TCP port 80. http://pentestlab.wordpress.com/2012/03/05/common-tcpip-ports/
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