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GATE | Sudo GATE 2020 Mock I (27 December 2019) | Question 38

  • Last Updated : 26 Dec, 2019

Match the following:

List-I: Layer NameList-II: Decryption
(P) Presentation(1) Manages the transfer of data. Also assures that the received data are identical to the transmitted data.
(Q) Session(2) Ensures that information is delivered to the receiving machine in a form that the machine can understand.
(R) Transport(3) Manages data addressing and delivery between networks.
(S) Network(4) Manages the connections and terminations between cooperating computers.
(T) Data Link(5) Handles the transfer of data across the network media.


(A) P – 2, Q – 1, R – 3, S – 5, S – 4
(B) P – 1, Q – 4, R – 2, S – 3, S – 5
(C) P – 1, Q – 4, R – 2, S – 5, S – 3
(D) P – 2, Q – 4, R – 1, S – 3, S – 5


Answer: (D)

Explanation:
Layer NameDescription
ApplicationConsists of standard communication services and applications that everyone can use.
PresentationEnsures that information is delivered to the receiving machine in a form that the machine can understand.
SessionManages the connections and terminations between cooperating computers.
TransportManages the transfer of data. Also assures that the received data are identical to the transmitted data.
NetworkManages data addressing and delivery between networks.
Data LinkHandles the transfer of data across the network media.
PhysicalDefines the characteristics of the network hardware.

Therefore, correct matching is P – 2, Q – 4, R – 1, S – 3, S – 5.

Option (D) is correct.

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