Telecommunications Fundamentals
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Questions and Answers

What is the primary reason why different types of information cannot be treated identically in telecommunications?

  • Because each type of information has a different frequency
  • Because each type of information requires a different type of electrical signal
  • Because each type of information makes different demands on the telecommunication system (correct)
  • Because each type of information has a unique shape

    • What is the word given to describe information in the form of text, numbers or coded computer or video information?

  • Analogue signal
  • Telecommunication signal
  • Data (correct)
  • Digital information

    • What is the characteristic of an analogue signal in telecommunications?

  • It is a type of data
  • It is a digital waveform
  • It has a shape directly analogous to the information it represents (correct)
  • It is a type of digital information

    • Why is it necessary to allow instant response times in an electrical representation of a conversation?

    <p>To enable the listener to respond instantly</p> Signup and view all the answers

    What is the primary difference between analogue signal information and data in telecommunications?

    <p>One is an electrical waveform, while the other is a type of digital information</p> Signup and view all the answers

    What is the reason for having more leeway in response times in data communication compared to conversation?

    <p>Because computers are prepared to accept response times of several seconds</p> Signup and view all the answers

    What is the typical term used to describe the speed of information transfer?

    <p>Information rate</p> Signup and view all the answers

    What is the primary reason for the need of more bandwidth in a speech circuit compared to a telegraph wire?

    <p>To carry different voice tones</p> Signup and view all the answers

    What is the fourth essential requirement for effective information transfer between two points?

    <p>Compatible information coding</p> Signup and view all the answers

    What term is used to describe the coding and method of transfer of information over the transport mechanism?

    <p>Protocol</p> Signup and view all the answers

    What is the purpose of the word 'over' in radio messages?

    <p>To signal the end of the message</p> Signup and view all the answers

    What is the purpose of an interworking device in a telecommunications system?

    <p>To ensure protocol compatibility</p> Signup and view all the answers

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