This set of Data communication and Networking Multiple Choice Questions and Answers (MCQs) focuses on “Switching methods – Time division Switching ”.

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1. The time slot interchange uses _______ multiplexing to achieve switching

  • frequency division
  • asynchronous division
  • time division
  • switch division

2. The TDM bus uses _______ multiplexing to achieve switching.

  • frequency division
  • asynchronous division
  • time division
  • switch division

3. The _______ of a TSI holds the incoming input datA.

  • control unit
  • RAM
  • ROM
  • bus

4. In a TDM bus, the _______ opens an input gate and an output gate to allow data transfer

  • control unit
  • RAM
  • ROM
  • bus

5. The disadvantage of _______ switching is the processing delay.

  • time division
  • space division
  • asynchronous division
  • b or c

6. In a TST switch, if there are x first stage switches, one second stage switch, and y third stage switches, the second stage must have _______ crosspoints

  • x2
  • y2
  • xy
  • x/y
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