Es&t019

10 Questions

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Electronics Engineering Quizzes & Trivia

This QUIZ is made or by product of my continuous research & study about Electronics Engineering to help the Electronics Engineer/Technician Aspirants in passing the Board Examinations.


Questions and Answers
  • 1. 
    Another term for a single microwave link is a:
    • A. 

      Section

    • B. 

      Hop

    • C. 

      Skip

    • D. 

      Jump

  • 2. 
    Microwave systems use:
    • A. 

      FM

    • B. 

      SSB

    • C. 

      QAM

    • D. 

      All of the above

  • 3. 
    The typical reliability of a microwave system is:
    • A. 

      90%

    • B. 

      99%

    • C. 

      99.9%

    • D. 

      99.99%

  • 4. 
    A typical microwave system uses a transmitted power of about:
    • A. 

      2 watts

    • B. 

      20 watts

    • C. 

      200 watts

    • D. 

      10 watts

  • 5. 
    In analog microwave systems, additional repeaters increase the:
    • A. 

      Reliability

    • B. 

      Noise level

    • C. 

      Jitter

    • D. 

      Power

  • 6. 
    In digital microwave systems, additional repeaters increase the
    • A. 

      Reliability

    • B. 

      Noise level

    • C. 

      Jitter

    • D. 

      Power

  • 7. 
    LOS stands for:
    • A. 

      Loss of Skip

    • B. 

      Loss of Signal

    • C. 

      Line of Sight

    • D. 

      Line of Signal

  • 8. 
    Too much antenna gain causes:
    • A. 

      A very narrow microwave beam

    • B. 

      A very wide microwave beam

    • C. 

      Excessive noise

    • D. 

      High power consume

  • 9. 
    The microwave signal path should clear obstacles by at least:
    • A. 

      60% of the Faraday zone

    • B. 

      60% of the Fresnel zone

    • C. 

      60% of the height of the antenna tower

    • D. 

      60% of the highest obstacle height

  • 10. 
    Satisfactory performance of an analog microwave system is defined as:
    • A. 

      A carrier-to-noise ratio that exceeds a given value

    • B. 

      An ERP level that exceeds a given value

    • C. 

      An energy-per-hertz level that exceeds a given value

    • D. 

      None of the above