Q1. Which of the following uses hardware based routing?
A. Layer 2 Switching
B. Layer 3 Switching
C. Layer 5 Switching
D. Layer 1 Switching
Correct Answer: B
Layer 2 switching is based on hardware based bridging, whereas Layer 3 switching is based on hardware based routing. Layer 2 switching is done based on physical (MAC) addresses, whereas Layer 3 switching is based on logical address.
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