Question Bank - Computer Networks

Here's the question bank on all the computer networks topics.

Match the following:List - IList - IIA. Data link layerI. EncryptionB. Network layerII. Connection controlC. Transport layerIII. RoutingD. Presentation layerIV. Framing

A.
A - IV, B - III, C - I, D - II
B.
A - III, B - IV, C - II, D - I
C.
A - IV, B - II, C - III, D - I
D.
A - IV, B - III, C - II, D - I

Solution:

The correct answer is option 4.Data link-layer work is to do framingNetwork layer work is host to host connection, logical address, switching, routing, congestion control, fragmentation, so routing takes place in the network layerTransport layer. responsibilities are end to end connectivity,flow control,error control,segmentation,multiplex,demultiplex,connection control.Presentation layer monitors character translation ,encryption ,decryption,compression, expansion etcTherefore option 4 is correct.

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