Identify the ONE CORRECT matching between the OSI layers and their…

GATE · 2025 · CS · Set 1 · Computer Science & IT

Identify the ONE CORRECT matching between the OSI layers and their corresponding functionalities as shown.

OSI LayerFunctionality(a)Networklayer(I)Packetrouting(b)Transportlayer(II)Framinganderrorhandling(c)Datalinklayer(III)Hosttohostcommunication\begin{array}{|l|l|} \hline \textbf{OSI Layer} & \textbf{Functionality} \\ \hline (a) Network layer & (I) Packet routing \\ \hline (b) Transport layer & (II) Framing and error handling \\ \hline (c) Datalink layer & (III) Host to host communication \\ \hline \end{array}

  1. A.

    (a)−(I),(b)−(II),(c)−(III)(a)-(I), (b)-(II), (c)-(III)

  2. B.

    (a)−(I),(b)−(III),(c)−(II)(a)-(I), (b)-(III), (c)-(II)

  3. C.

    (a)−(II),(b)−(I),(c)−(III)(a)-(II), (b)-(I), (c)-(III)

  4. D.

    (a)−(III),(b)−(II),(c)−(I)(a)-(III), (b)-(II), (c)-(I)

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