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What is the difference between a switch and a router?

  1. A A switch forwards within a network using MAC addresses; a router forwards between networks using IP
  2. B A router works at Layer 2
  3. C A switch assigns IP addresses
  4. D They are the same device
Answer

A switch forwards within a network using MAC addresses; a router forwards between networks using IP

A hub, by contrast, repeats every signal out of every port with no intelligence and is obsolete.

All IT MCQs

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