Question

In the process of fetching a web page from a server the HTTP request/response takes __________ RTTs.

(a) 2

(b) 1

(c) 4

(d) 3

The question was posed to me in an interview for internship.

This is a very interesting question from HTTP in portion Application Layer of Computer Network

Answer 1

The correct answer is (b) 1

For explanation I would say: By default the http connection will be persistent connection. Hence it will take only 1 RTT to fetch a webpage from a server.