Question: A web - cache server is a proxy server for an origin webserver. When a request is made for a webpage, it is first sent

A web-cache server is a proxy server for an origin webserver. When a request is made for a webpage, it is first sent to the web-cache server and, if the requested page is not found, the web-cache server opens a TCP connection to the original server to get the page. A web cache server is placed in the network as shown below. The user makes one requests per second for a file of size 50 megabits using a persistent connection.

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