Question: When you click a link in a Web browser, a DNS lookup is needed as the IP address isn't cached locally. Three DNS servers are

When you click a link in a Web browser, a DNS lookup is needed as the IP address isn't cached locally. Three DNS servers are visited with RTT delays of

2, 12,

and

19

msecs respectively. The Web page has one object with an RTT to the server of

3

msecs.

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