Networking Protocols Layers Quiz
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Questions and Answers

What is the purpose of physical addressing in the data link layer?

  • Adding logical addresses of the sender and receiver.
  • Detecting and retransmitting damaged or lost frames.
  • Controlling the transmission speed of the sender.
  • Defining the sender and/or the receiver of the frame. (correct)

    • Which layer is responsible for adding sequence numbers to reassemble the message correctly at the destination?

  • Physical Layer
  • Network Layer
  • Data Link Layer
  • Transport Layer (correct)

    • In which layer is flow control used for controlling the transmission speed of the sender across a single link?

  • Physical Layer
  • Data Link Layer (correct)
  • Network Layer
  • Transport Layer

    • Which layer is responsible for logical addressing, adding addresses of the sender and receiver?

    <p>Network Layer</p> Signup and view all the answers

    What is the primary function of the Transport Layer in the TCP/IP protocol suite?

    <p>Segmentation and Reassembly</p> Signup and view all the answers

    Which layer in the TCP/IP protocol suite is responsible for dividing the stream of bits received into manageable data units called frames?

    <p>Data Link Layer</p> Signup and view all the answers

    What is the purpose of compression in networking?

    <p>Reducing the number of bits contained in the information</p> Signup and view all the answers

    Which layer of the OSI model corresponds to the Application Layer in the TCP/IP protocol suite?

    <p>Application Layer</p> Signup and view all the answers

    What is the main function of decryption in networking?

    <p>Transforming a message back to its original form</p> Signup and view all the answers

    Why is encryption important in networking?

    <p>Transforms sensitive information into another form</p> Signup and view all the answers

    In terms of flow control, which layer is responsible for end-to-end flow control?

    <p>Session Layer</p> Signup and view all the answers

    What does the Application Layer in the TCP/IP protocol suite cater to?

    <p>Allowing users to log on to remote hosts</p> Signup and view all the answers

    What is the purpose of the Physical Layer in the OSI model?

    <p>Determining the type of transmission medium</p> Signup and view all the answers

    Which layer of the OSI model is responsible for end-to-end delivery of data?

    <p>Transport Layer</p> Signup and view all the answers

    In the OSI model, what is the function of the Presentation Layer?

    <p>Encrypting and compressing data</p> Signup and view all the answers

    Which layer of the OSI model handles encryption and decryption tasks?

    <p>Application Layer</p> Signup and view all the answers

    What is the primary responsibility of the Data Link Layer in the OSI model?

    <p>Ensuring reliable data transfer between nodes</p> Signup and view all the answers

    Which layer of the OSI model is most closely associated with the TCP/IP protocol suite?

    <p>Network Layer</p> Signup and view all the answers

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