In one of the pairs of protocols given below, both the protocols can use multiple TCP connections between the same client and the server. Which one is that?
(A) HTTP, FTP
(B) HTTP, TELNET
(C) FTP, SMTP
(D) HTTP, SMTP
Answer: (A)
Explanation: HTTP may use different TCP connection for different objects of a webpage if non-persistent connections are used.
FTP uses two TCP connections, one for data and another control.
TELNET and FTP can only use ONE connection at a time.
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