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Q4. Match the following:
A. Repeaters 1. Data Link Layer
B. Bridges 2. Network Layer
C. Routers 3. Physical Layer
Select the best combination:
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A. A --->2, B--->3, C--->1 B. A--->3, B---->1, C---->2 C. A--->3,B----->2, C---->1 D. A---->1, B---->2, C---->3
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Correct answer: B
Explanation:
Repeaters work at Physical layer (Layer 1),
Bridges and simple switches work at Data Link Layer (Layer 2),
Routers work at Network Layer (Layer 3) of ISO Reference Model.
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