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Loss in signal power as light travels down the fiber is called

  • Interruption
  • Propagation
  • Scattering
  • Attenuation

Answer: Option D

Similar Questions :

1. Sink means

  • sending unit
  • receiving unit
  • broadcasting
  • none of above

Answer: Option B

2. At data link layer error detection is achieved by

  • Cyclic Redundancy Code
  • Hamming codes
  • Bit stuffing
  • Equalization

Answer: Option A

3. Frequency range 300 kHz to 3 MHz is used for

  • AM radio transmission
  • FM radio transmission
  • TV radio transmission
  • None of above

Answer: Option A

4. Choose odd one

  • bus hubs
  • enterprise hubs
  • low-end standalone hubs
  • stackable hubs

Answer: Option A

5. Communication mode which supports data in both directions at the same time is called

  • simplex
  • Full duplex
  • Half duplex
  • multiplex

Answer: Option B

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