Trivia Quiz On Telecommunication

28 Questions | Total Attempts: 544

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Trivia Quiz On Telecommunication

Telecommunication has broken barriers in the world today, and it is designed to make communication easier no matter the distance. Businesses are the biggest gainers when it comes to telecommunication. The quiz below is designed to see how much you know about it. Give it a shot and see how well you will do. All the best as you tackle it!


Questions and Answers
  • 1. 
    Unwanted electrical waves getting into the CATV network is known as 
  • 2. 
    Unwanted electrical noise in the network will cause the SNR to decrease
    • A. 

      True

    • B. 

      False

  • 3. 
    All unterminated/open ports must be terminated using a (Fill in the blank) Ohm termination cap
  • 4. 
    What is the maximum permissable Bit Error Rate (BER) ?
    • A. 

      1:10,000

    • B. 

      0.5:1000

    • C. 

      1:E03

    • D. 

      10,000:1

  • 5. 
    Scratching and scoring of the central conductor (Stinger) is most likely to affect what type of frequency?
  • 6. 
    Leaving an air gap in a connection  such as that created by a short stinger will create a resistance change resulting in
    • A. 

      Higher resistance

    • B. 

      Lower resistance

    • C. 

      Stays the same

  • 7. 
    Changing the characteristic impedance between the DP and customer equipment will
    • A. 

      Have no effect at all

    • B. 

      Cause greater resistance leading to problems

    • C. 

      Cause less resistance leading to problems

    • D. 

      Cause the noise floor and SNR to increase and get better

  • 8. 
    High frequencies attenuate faster than low frequencies
    • A. 

      True

    • B. 

      False

  • 9. 
    Where possible all buried cable must be put in
    • A. 

      Conduit

    • B. 

      Cement

    • C. 

      Nothing

    • D. 

      Blue plastic

    • E. 

      Riser guard

  • 10. 
    When is permissible to leave cable unsecured on a customers property?
    • A. 

      Never

    • B. 

      If I put a traffic cone on the cable to prevent trips

    • C. 

      If it's got a gate guard

    • D. 

      If I've run out of clips and staples

    • E. 

      When I was told that I could

  • 11. 
    What is the expected ringing voltage of a VM phone line?
    • A. 

      75vac

    • B. 

      48vac

    • C. 

      75vdc

    • D. 

      48vac

    • E. 

      48 to 75v

  • 12. 
    Unless directed otherwise by your local manager what information must be put on a drop tag?
    • A. 

      Address

    • B. 

      Tech number

    • C. 

      Date

    • D. 

      Account number

    • E. 

      Tech name

    • F. 

      Customer name

    • G. 

      A happy face

  • 13. 
      You find your allocated D side already has a jumper wire in it. What's the next thing you should do?
    • A. 

      Check it using a Butt phone with correct type testlead

    • B. 

      Pull the wire as hard as you can

    • C. 

      Give it a tug to see where its going

    • D. 

      No need to check anything if its on my paperwork

    • E. 

      Remove the jumper with care

  • 14. 
    When demonstrating a speed test after completion of a BBI install or upgrade this is always best done by using the wireless connection as this will give the best connection speed.
    • A. 

      True

    • B. 

      False

  • 15. 
    On completion of a BBI install to enter the modems user interface you need to enter a username and password. These are set as default to
    • A. 

      Admin/Changeme

    • B. 

      Aladin/Changeling

    • C. 

      Alabama/Changeing

    • D. 

      Admin/Password

  • 16. 
    The first test performed on the local line when using the SA9083 meter is for
    • A. 

      Stray voltage ac

    • B. 

      Earth conditions

    • C. 

      Battery conditions

    • D. 

      Ohms X100

    • E. 

      Mega Ohms

    • F. 

      Dial tone

  • 17. 
    The maximum number of wires permitted to be inserted into a single IDC  is
    • A. 

      3

    • B. 

      5

    • C. 

      1

    • D. 

      2

    • E. 

      4

  • 18. 
    The NTE (master socket) and any cable feeding directly to it (not including the extension wiring)  is the property of who?
    • A. 

      The customer

    • B. 

      The service provider

    • C. 

      The landlord

    • D. 

      The last people there

    • E. 

      No one

  • 19. 
    What is the expected characteristic impedance of the CATV network?
    • A. 

      75ac

    • B. 

      75dc

    • C. 

      75 Ohms

    • D. 

      48dc

    • E. 

      57 Ohms

  • 20. 
    By using any type of passive splitter  you will reduce the upstream power level
    • A. 

      True

    • B. 

      False

  • 21. 
    When stapling cable  how far apart where possible must the staples be placed?
    • A. 

      A staple guns length

    • B. 

      A hammers length

    • C. 

      The length of a pair of plyers

    • D. 

      There is no spec covering this

    • E. 

      Length of a screwdriver

  • 22. 
    All external holes which the installer has drilled to gain cable access into the property as a minimum must be sealed using
    • A. 

      Silicon sealent and a grommet

    • B. 

      Grommets and bushels

    • C. 

      Concrete and end cap

  • 23. 
    As a result in noise - Ingress - entering the CATV network which of the following will result (select 9 answers)
    • A. 

      Decreasing of the SNR

    • B. 

      Rise in the noise floor

    • C. 

      Reduction in signal power

    • D. 

      Increase in signal power

    • E. 

      Increasing of the SNR

    • F. 

      Increase in upstream power level

    • G. 

      Decrease of upstream power level

    • H. 

      Loss of data

    • I. 

      Blocking and freezing

    • J. 

      Slow internet speeds

    • K. 

      Eventual loss of interactive

    • L. 

      Eventual total loss of CATV services

  • 24. 
    As part of providing customers with a brilliant customer experience technicians are expected to (please select the ones you believe to be correct)
    • A. 

      Pre call each customer

    • B. 

      Wear overshoes in the property

    • C. 

      Show thier ID

    • D. 

      Walk the customer thru the work they have done

    • E. 

      Discuss the route before starting any work

    • F. 

      Give an estimate of install duration

    • G. 

      Complete a checksheet at the end of a job

    • H. 

      Explain about the NPS survey

    • I. 

      Ensure all services are working and to spec