2. Sample Papers
  3. 8th Class
  4. Computers Science

8th Class Computers Science Sample Paper Computer Science Olympiad Model Test Paper-5

  • question_answer
    Which one of the following communication modes support two-way traffic but in only one direction at a time?

    A)  Simplex                       

    B)  Half duplex

    C)  Three - quarters duplex

    D)  All of these    

    E)  None of these

    Correct Answer: B

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