Introduction to Network Protocols and Models
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Questions and Answers

What is the primary function of flow control in message timing?

  • Determining when a device can send a message
  • Establishing a recovery method after a collision
  • Preventing collisions between devices
  • Managing the rate of data transmission (correct)

    • What is the purpose of response timeout in message timing?

  • Preventing data corruption during transmission
  • Defining the speed of data transmission
  • Managing access to the network
  • Determining how long a device waits for a reply (correct)

    • What is the primary benefit of proactive protocols in collision prevention?

  • Reducing the impact of collisions
  • Increasing the speed of data transmission
  • Quick recovery from collisions
  • Preventing collisions from occurring (correct)

    • What is the key difference between unicast and multicast message delivery?

    <p>Number of recipients</p> Signup and view all the answers

    Why are broadcasts not used in IPv6 networks?

    <p>They are not supported by the protocol</p> Signup and view all the answers

    What is the purpose of access methods in message timing?

    <p>Determining when a device can send a message</p> Signup and view all the answers

    What is the primary reason devices need to agree on how to communicate in a network?

    <p>To establish a common language for communication</p> Signup and view all the answers

    What are the three essential elements required for any communication to occur?

    <p>Source, destination, and channel</p> Signup and view all the answers

    What is the purpose of protocols in communication?

    <p>To govern the communication and ensure it follows established rules</p> Signup and view all the answers

    What happens when individuals do not use established rules or agreements to govern the conversation?

    <p>The conversation is unclear and difficult to read</p> Signup and view all the answers

    What is the main reason why protocols are necessary in communication?

    <p>To ensure communication follows established rules</p> Signup and view all the answers

    Why do devices need to agree on the 'how' of communication?

    <p>To ensure the devices understand each other</p> Signup and view all the answers

    What is the primary benefit of a layered model in protocol design?

    <p>It provides a defined interface to the layers above and below</p> Signup and view all the answers

    What is the advantage of a layered model in terms of technology changes?

    <p>It prevents technology changes in one layer from affecting other layers</p> Signup and view all the answers

    What is the benefit of a layered model in terms of vendor compatibility?

    <p>It fosters competition because products from different vendors can work together</p> Signup and view all the answers

    What is the main advantage of using a layered model to explain network operations?

    <p>It helps in explaining complex network operations in a simpler way</p> Signup and view all the answers

    What is the benefit of a layered model in terms of network functionality?

    <p>It provides a common language to describe networking functions</p> Signup and view all the answers

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