Computer Network Basics Quiz
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Questions and Answers

What is a computer network?

  • A collection of standalone computing devices not connected to each other
  • A group of interconnected computing devices exchanging data and sharing resources (correct)
  • A single computing device used to exchange data with others
  • A system of cables and wires used to connect different devices

    • What are hosts in the context of a computer network?

  • Devices used to control the flow of data within a network
  • The physical or wireless technologies used for transmitting information
  • Computing devices running network apps at the Internet's edge (correct)
  • The central computers that manage the entire network

    • What is the function of packet switches in a computer network?

  • Manage the allocation of IP addresses within the network
  • Administer security protocols for the network
  • Provide physical or wireless connectivity to devices
  • Forward packets (chunks of data) (correct)

    • What role do routers and switches play in a computer network?

    <p>Forward packets and chunks of data within the network</p> Signup and view all the answers

    What are communications protocols used for in networked devices?

    <p>To transmit information over physical or wireless technologies</p> Signup and view all the answers

    What is the Internet composed of?

    <p>Billions of connected computing devices</p> Signup and view all the answers

    What is the main function of a router?

    <p>Receiving and forwarding messages between users</p> Signup and view all the answers

    What does DSL use to transmit data over telephone lines?

    <p>Digital subscriber line (DSLAM)</p> Signup and view all the answers

    What is the main function of an access network in the context of networking?

    <p>Connecting end systems to edge router</p> Signup and view all the answers

    What is the purpose of packet division in network transmission?

    <p>To break down data into smaller parts for transmission</p> Signup and view all the answers

    What is the standard governing rule for network communication?

    <p>RFC: Request for Comments</p> Signup and view all the answers

    What technology is commonly used for wireless local area networks (WLANs)?

    <p>802.11b/g/n (Wi-Fi)</p> Signup and view all the answers

    What type of access network is provided by a cellular network operator?

    <p>Wide-area cellular access networks</p> Signup and view all the answers

    What is the role of infrastructure in the context of networking applications?

    <p>Supporting a wide range of applications</p> Signup and view all the answers

    In which part of the network are interconnected routers and a network of networks located?

    <p>&quot;Network core&quot;</p> Signup and view all the answers

    What is the primary function of an enterprise network?

    <p>Connecting a mix of switches and routers</p> Signup and view all the answers

    What type of technology does 4G cellular networks predominantly use?

    <p>Wide-area cellular access networks</p> Signup and view all the answers

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