Networking Layers and Protocols Quiz
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Questions and Answers

Which type of addressing is used at the MAC layer in Ethernet?

  • MAC Address (correct)
  • Domain Address
  • URL Address
  • IP Address
  • In data delivery, what is the main purpose of hop-to-hop addressing?

  • Controlling data flow between devices
  • Detecting errors in data transmission
  • Ensuring end-to-end connectivity
  • Identifying source and destination hosts in the network (correct)
  • What type of errors are primarily detected using hop-to-hop error detection mechanisms?

  • Security breaches within the network
  • Data corruption during transmission (correct)
  • Software bugs in network devices
  • Physical errors in cabling
  • Which layer of the OSI model is responsible for hop-to-hop flow control?

    <p>Data Link Layer (Layer 2)</p> Signup and view all the answers

    What is the primary function of a Protocol Data Unit (PDU) in networking?

    <p>Encapsulating data at each layer of the OSI model</p> Signup and view all the answers

    What distinguishes an IP address from a MAC address in networking?

    <p>IP addresses are used for routing, while MAC addresses are for local network communication.</p> Signup and view all the answers

    In a network communication process, which layer is responsible for hop-by-hop forwarding decisions?

    <p>Network Layer (Layer 3)</p> Signup and view all the answers

    What would be affected if there was a mismatch between the MAC address of a NIC and the destination MAC address in a received frame?

    <p>Delivery to the correct NIC</p> Signup and view all the answers

    Which type of addresses are used at the hop-to-hop level in Ethernet communications?

    <p>MAC addresses</p> Signup and view all the answers

    What is the main purpose of hop-to-hop error detection in data communication?

    <p>Ensuring error-free data transmission between each pair of connected devices</p> Signup and view all the answers

    In Ethernet communications, what layer is responsible for hop-to-hop flow control?

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

    Which mechanism is primarily responsible for making hop-by-hop forwarding decisions in networking?

    <p>Routing algorithms</p> Signup and view all the answers

    What distinguishes an IP address from a MAC address in data networking?

    <p>IP addresses are hierarchical, allowing for global uniqueness, while MAC addresses are flat and locally unique.</p> Signup and view all the answers

    Which addressing scheme is used at the data link layer for hop-to-hop delivery in Ethernet?

    <p><em>Flat addressing</em></p> Signup and view all the answers

    What would be affected if there was a mismatch between the source MAC address and the destination MAC address in a received Ethernet frame?

    <p><em>The frame would be discarded</em></p> Signup and view all the answers

    In data communication, what is the primary role of Protocol Data Units (PDUs) at the transport layer?

    <p><em>Segmentation and reassembly of data</em></p> Signup and view all the answers

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