Understanding Computer Networks
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Questions and Answers

What is a network in information technology?

  • A series of interconnected points or nodes (correct)
  • A single point or node
  • A series of standalone devices
  • A collection of offline computers

    • In a network, how are the points or nodes connected?

  • By electrical circuits
  • Through individual communication lines
  • By physical barriers
  • By communication paths (correct)

    • What characterizes a network in information technology?

  • Offline components
  • Multiple independent systems
  • Isolated devices
  • Interconnected components (correct)

    • Which of the following best describes the structure of a network in IT?

    <p>Points or nodes connected by paths</p> Signup and view all the answers

    What differentiates a network from individual devices in IT?

    <p>Existence of interconnected nodes</p> Signup and view all the answers

    What type of communications require each end point to be able to transmit in order to communicate?

    <p>Connection-oriented</p> Signup and view all the answers

    In which type of communications is it necessary for every end point to have the ability to send data for successful communication?

    <p>Point-to-Point</p> Signup and view all the answers

    What is a key requirement for communication in a connection-oriented network?

    <p>Bidirectional data transmission</p> Signup and view all the answers

    Which type of network demands that all communicating devices must be capable of transmitting data?

    <p>Connection-oriented</p> Signup and view all the answers

    What characteristic distinguishes connection-oriented communications from other types of networks?

    <p>Requirement for both ends to transmit data</p> Signup and view all the answers

    What type of topology is formed when two different basic network topologies are connected?

    <p>Hybrid topology</p> Signup and view all the answers

    Which of the following is not a basic network topology?

    <p>Hybrid topology</p> Signup and view all the answers

    If a network uses a ring topology and a bus topology together, what type of network setup is being utilized?

    <p>Hybrid topology</p> Signup and view all the answers

    Which network structure combines the features of point-to-point connections and a central hub?

    <p>Star topology</p> Signup and view all the answers

    If a network has interconnected devices forming a closed loop and a linear bus connecting other devices, what type of network arrangement is being used?

    <p>Hybrid topology</p> Signup and view all the answers

    What is one of the purposes of IPv4?

    <p>Ensuring data integrity</p> Signup and view all the answers

    Which feature of IPv4 helps in protecting data integrity?

    <p>Packet checksums</p> Signup and view all the answers

    What mechanism in IPv4 prevents data corruption during transmission?

    <p>Packet checksums</p> Signup and view all the answers

    How does IPv4 safeguard against data errors?

    <p>By utilizing packet checksums</p> Signup and view all the answers

    Which component in IPv4 contributes to ensuring the accuracy of transmitted data?

    <p>Packet checksums</p> Signup and view all the answers

    What is a characteristic of data transfer in connectionless communication?

    <p>Data is transferred in one direction from source to destination.</p> Signup and view all the answers

    How does connectionless communication handle checking if the destination is ready to receive the data?

    <p>It sends the data regardless of the destination's readiness.</p> Signup and view all the answers

    What distinguishes connectionless data transfer from connection-oriented data transfer?

    <p>Connection-oriented data transfer establishes a path between source and destination before data transfer.</p> Signup and view all the answers

    How does connectionless communication handle message delivery compared to connection-oriented communication?

    <p>Connection-oriented communication verifies the message integrity before delivery.</p> Signup and view all the answers

    What happens in connectionless communication if the destination is not available to receive the message?

    <p>The message is discarded without any notification to the source.</p> Signup and view all the answers

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