Computer Networks and Data Communication Quiz
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Questions and Answers

What does a computer network consist of?

  • A group of unrelated devices with no shared communication channels
  • A system where devices are not connected to each other
  • A single device connected to the internet
  • Independent devices within a moderate size geographic area communicated directly with each other over shared physical channel plus software (correct)

    • What is the purpose of computer networking?

  • Isolating devices from each other
  • Sharing data and peripheral devices (correct)
  • Ensuring devices do not communicate with each other
  • Preventing data sharing

    • What is the importance of networks?

  • Limited access to information, no sharing of devices, modern technologies
  • Access and sharing of information, sharing of expensive devices and network resources, modern technologies (correct)
  • Isolating information, preventing device sharing, old technologies
  • Access to limited information, sharing expensive devices, old technologies

    • What is meant by a network in the context of the text?

    <p>Group of components or devices which are connected together to give the user a certain service (application)</p> Signup and view all the answers

    Which type of system is a data communication system?

    <p>A system in which a number of independent computes are linked together to share data and peripheral</p> Signup and view all the answers

    What is the purpose of computer networking?

    <p>To share data and peripheral devices</p> Signup and view all the answers

    Which type of system is a data communication system?

    <p>A system for direct communication over shared channels</p> Signup and view all the answers

    What is meant by a network in the context of the text?

    <p>A group of devices connected to share a certain service</p> Signup and view all the answers

    What is the importance of computer networks?

    <p>To facilitate access and sharing of information, resources, and modern technologies</p> Signup and view all the answers

    Which statement best defines a data communication system?

    <p>A system enabling direct communication over shared physical channels among independent computing devices</p> Signup and view all the answers

    Study Notes

    Components of a Computer Network

    • Consists of devices (such as computers, servers, and routers) interconnected by communication channels.
    • Includes networking hardware (cables, switches) and software protocols that manage data exchange.

    Purpose of Computer Networking

    • Enables sharing of resources such as files, printers, and internet access among multiple users.
    • Facilitates communication through emails, messaging, and collaboration tools.

    Importance of Networks

    • Enhances productivity by allowing multiple users to collaborate in real-time.
    • Reduces costs through centralized resources and services, leading to efficient management.
    • Provides scalability to accommodate growing organizational needs and increasing number of users.

    Definition of a Network

    • A system of interconnected computers and devices that communicate to share data and resources.
    • Functions through wired or wireless connections, supporting various networking protocols.

    Type of System: Data Communication System

    • Classified as a telecommunication system that enables transmission of data between devices.
    • Involves methods and protocols that ensure effective data transfer across networks.

    Importance of Computer Networks

    • Critical for organizational communication and operational efficiency.
    • Enables remote access to resources and services, particularly crucial in a global and digitalized environment.

    Definition of Data Communication System

    • A structured arrangement that facilitates the transfer of data between computers and devices.
    • Involves encoding, transmission, and decoding processes to ensure data accuracy and integrity.

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    Description

    Test your knowledge of computer networks and data communication with this quiz. Explore topics such as network components, communication technologies, and their applications in our daily lives.

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