Q.

Which layer is responsible for process to process delivery in a general network model?

A. network layer
B. transport layer
C. session layer
D. data link layer
Answer» B. transport layer
Explanation: the role of transport layer (layer 4) is to establish a logical end to end connection between two systems in a network. the protocols used in transport layer is tcp and udp. the transport layer is responsible for segmentation of the data. it uses ports for the implementation of process-to-process delivery.
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