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Doctors Medicines MCQs Q&A

  1. Transport layer
  2. Network layer
  3. Physical layer
  4. Application layer
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Option 2 : Network layer

  • A router is an electronic device and/or software which is used to join multiple networks together via either wired or wireless network.
  • It is necessary for the operation of internet and other complex networks. It is used in the network layer.
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