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Choose the best matching between Group 1 and Group 2
Group –1 Group – 2 P. Data link layer 1. Ensures reliable transport of data over a physical
point-to-point linkQ. Network layer 2. Encodes/decodes data for physical transimission R. Transport layer 3. Allows end-to-end communication between two processes 4. Routes data from one network node to the next
(a) P – 1, Q – 4, R - 3
(b) P – 2, Q – 4, R - 1
(c) P – 2, Q – 3, R - 1
(d) P – 1, Q – 3, R - 2
asked in Computer Science And Engineering, 2004
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