Socket Programming Question:
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What is the difference between TCP and UDP?


TCP and UDP are both transport-level protocols. TCP is designed to provide reliable

communication across a variety of reliable and unreliable networks and internets.

UDP provides a connectionless service for application-level procedures. Thus, UDP is basically an unreliable service; delivery and duplicate protection are not guareented.

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Name the seven layers of the OSI Model and describe them briefly?What does a socket consists of?