1) What happen in any system that involves waiting?
Correct Answer: Congestion
2) Which service allows a user to log in to another computer on the internet?
Correct Answer: Telnet
3) Which internet service allows the user to move a file
Correct Answer: FTP
4) Which of the following service not use TCP?
Correct Answer: DHCP
5) How many root bridge would you have in a network with dozen of switches?
Correct Answer: 1