Communication Systems Revision Set 1

10 Questions | Total Attempts: 164

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Communication System Quizzes & Trivia

Aids in testing you knowledge of the characteristics of communication systems


Questions and Answers
  • 1. 
    During transmission data is represented using a: 
    • A. 

      Transmitter

    • B. 

      Medium

    • C. 

      Message

    • D. 

      Wave

  • 2. 
    The MAC address is primarily used at which of the following layers of the OSI model?
    • A. 

      Network

    • B. 

      Transport

    • C. 

      Data link

    • D. 

      Presentation and application

  • 3. 
    Establishing and negotiating the rules for communication is the process known as:
    • A. 

      Handshaking

    • B. 

      Protocol assignment

    • C. 

      Sliding windows

    • D. 

      Routing

  • 4. 
    Which of the following is TRUE for all IP addresses?
    • A. 

      They are transmitted as dotted decimals

    • B. 

      They always correspond to a unique domain name

    • C. 

      They are assigned by hardware manufacturers and cannot readily be changed

    • D. 

      They included a network ID and a host ID

  • 5. 
    Why would an HTTP HEAD method be used?
    • A. 

      To upload a new version of a file to a web server

    • B. 

      To determine if the user is permitted to download an HTML file

    • C. 

      To test the speed of a TCP/IP connection prior to download

    • D. 

      To determine if a file has been altered compared to the local cached version

  • 6. 
    The system known as "sliding windows" is used to:
    • A. 

      Ensure TCP segments are acknowledged prior to further segments being sent

    • B. 

      Monitor and record the destination of files sent form a web server

    • C. 

      Adjust the speed of transmission during TCP sessions

    • D. 

      Equitably share the bandwidth of communication channels

  • 7. 
    In term of the protocol stack, what occurs at the interface between source and transmitter?
    • A. 

      Messages ascend the stack

    • B. 

      Messages descend the stack

    • C. 

      Messages are stripped of their headers and trailers

    • D. 

      Each protocol is influenced by the protocols operating at adjoining layers

  • 8. 
    Data collisions, if possible, are detected by protocols operating at which layers of the OSI model?
    • A. 

      Layers 1 and 2

    • B. 

      Layers 2 and 3

    • C. 

      Layers 3 and 4

    • D. 

      Layers 4 and 5

  • 9. 
    As messages move across the Internet the protocols that change for each network hop would most likely operate at which level?
    • A. 

      Transmission Level

    • B. 

      Communication Control and Addressing Level

    • C. 

      Application Level

    • D. 

      Addressing and Routing Level

  • 10. 
    Which list includes only protocols that perform error checking?
    • A. 

      TCP, IP

    • B. 

      Ethernet, TCP

    • C. 

      HTTP, UDP

    • D. 

      Ethernet, IP

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