a) State the protocol of each layer of OSI. b) Distinguish between TCP and UDP. c) What is the OSI model? Draw the diagram of the OSI model.

a) State the protocol of each layer of OSI.

b) Distinguish between TCP and UDP.

c) What is the OSI model? Draw the diagram of the OSI model.

From the BCS General Cadre 2017 – 37th BCS Written (BPSC) exam, question 1 of 7.

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