Sc Business Data Communications and Networking, Thirteenth Edition Student Choice Print on Demand
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Chapter 3, Problem 6Q
Program Plan Intro

Physical layer:

  • The physical layer is the connection between the sender and receiver, which includes hardware devices and physical media.
  • Hardware devices are computers, mouse and modems, etc.
  • Physical media are cables and satellites.
  • It transmits data bits 0’s and 1’s over a connection.

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