Answer:
examples are:
com or .edu is a top-level domain name (TLD)
cornell.edu is a second-level domain name (SLD)
bigred.cornell.edu is a third-level or three-part domain name
project.bigred.cornell.edu is a fourth-level or four-part domain name
hope this helps you.
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Explanation:
here is your answer.. of. different between client / server architecture and peer to peer architecture of the network.
HTTP protocol, stands for HyperText Transfer Protocol