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Unit 9 · Data Communication and Computer Networks Paper 2 CS · December 2022 Shift 1

Match List I with List II
List IList II
A. Physical LayerI. Transforming the raw bits into frames for transmission
B. Data Link LayerII. Control and monitoring of subnet
C. Network LayerIII. Transmission of raw bits over a communication channel
D. Transport LayerIV. Transmits data connection-oriented or connectionless (datagrams)

Pick an option to check yourself, or open the answer below.

Show answer & explanation

Correct answer: C. A-III, B-I, C-II, D-IV

Explanation

Physical layer: raw bits over the channel (III). Data link: framing (I). Network: control of the subnet (II). Transport: connection-oriented or connectionless delivery (IV).

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