Communication Systems Revision Set 4

10 Questions | Total Attempts: 53

SettingsSettingsSettings
Please wait...
Communication System Quizzes & Trivia

Aids in testing your knowledge of messaging systems


Questions and Answers
  • 1. 
    Most phone lines connecting homes to the local exchange are made of:
    • A. 

      Copper

    • B. 

      Aluminium

    • C. 

      Optical fibre

    • D. 

      Steel

  • 2. 
    The hardware to connect many PSTN telephone lines to a computer is known as a: 
    • A. 

      Voice modem

    • B. 

      Telephony board

    • C. 

      ISDN line

    • D. 

      VoIP broadband modem

  • 3. 
    Email messages are sent across the Internet using which Application Level protocol? 
    • A. 

      SMTP

    • B. 

      POP

    • C. 

      IMAP

    • D. 

      IP

  • 4. 
    Which of the following best describes menus within voicemail systems?
    • A. 

      A linear sequence of OGMs

    • B. 

      A linear sequence of screens

    • C. 

      A hierarchical system of screens

    • D. 

      A hierarchical system of OGMs

  • 5. 
    The path an email message takes during its journey from sender to receiver can be determined by examining: 
    • A. 

      Trace fields within the content of the message

    • B. 

      Trace fields within the envelope of the message

    • C. 

      Identification fiels within the content of the message

    • D. 

      Identification fields within the envelope of the message

  • 6. 
    The quickest way to speak to an operator when using an IVR system is to press which key? 
    • A. 

      # key

    • B. 

      * key

    • C. 

      0 key

    • D. 

      9 key

  • 7. 
    During a telephone call made from a standard PSTN home telephone, which of the following is TRUE? 
    • A. 

      Audio is digitised by the home phone

    • B. 

      Audio is digitised at the exchange

    • C. 

      The entire connection is digital

    • D. 

      The entire connection is analog

  • 8. 
    Why are long distance calls cheaper when using VoIP?
    • A. 

      The PSTN is free

    • B. 

      The Internet is free

    • C. 

      Broadband is cheaper than a PSTN line

    • D. 

      Call quality is poorer using VoIP

  • 9. 
    An application that allows a computer to be used as a VoIP phone is called a: 
    • A. 

      Speech recognition application

    • B. 

      VoIP gateway

    • C. 

      TTS application

    • D. 

      Soft phone

  • 10. 
    Using MIME base64 encoding, the data 1111000011110000 would be sent as which series of characters?
    • A. 

      8PD

    • B. 

      8PA=

    • C. 

      4PA=

    • D. 

      8HA

Back to Top Back to top