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Which layer is responsible for process-to-process delivery?(a) Physical layer(b) Network layer(c) Transport layer(d) Application layerThis question was posed to me in an internship interview.Question is taken from P2P Applications topic in portion TCP/IP Protocol Suite of Computer Network

Answer»

The correct option is (C) Transport layer

Easiest explanation: The transport layer is responsible for process-to-process DELIVERY, error control and FLOW control. It provides an INTERFACE for the implementation of process to process delivery through ports. There are 65,535 port numbers.



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