Computer Networking: Lecture 1
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Questions and Answers

What is the main focus of chapter 1 in the book 'Computer Networking: A Top Down Approach'?

  • Introduction to computer networks and Internet (correct)
  • Application Layer
  • Link Layer
  • Network Core

    • Which layer is responsible for end-to-end communication between programs on the same or different host in the Internet protocol suite?

  • Application Layer (correct)
  • Transport Layer
  • Link Layer
  • Network Layer

    • What is the Internet mainly considered as?

  • A network of protocols
  • A network of networks (correct)
  • A network of physical media
  • A single network

    • Which part of the lecture agenda covers the history and future of the Internet?

    <p>Internet History</p> Signup and view all the answers

    What is the primary function of the network core in computer networking?

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

    What are the components of the Internet network?

    <p>Computing devices, network links, protocols, applications, hardware and software</p> Signup and view all the answers

    Which devices are considered as traditional computing devices?

    <p>Desktop PCs, Linux workstations, servers</p> Signup and view all the answers

    What is the role of a packet switch in the Internet network?

    <p>Takes a packet arriving on one of its incoming communication links and forwards that packet on one of its outgoing communication links</p> Signup and view all the answers

    What type of physical media can be used for communication links in the Internet network?

    <p>Copper wire, optical fiber, radio spectrum, satellite</p> Signup and view all the answers

    How are end systems connected together in the Internet network?

    <p>By a network of communication links and packet switches</p> Signup and view all the answers

    What is the primary function of a protocol in computer networks?

    <p>To provide a set of rules for communication between devices</p> Signup and view all the answers

    Which layer of the Internet protocol suite is responsible for ensuring end-to-end delivery of data?

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

    What is the primary difference between packet switching and circuit switching in the network core?

    <p>In packet switching, resources are only allocated when data is being sent, while in circuit switching, resources are reserved in advance</p> Signup and view all the answers

    What is the role of access networks in the Internet?

    <p>To connect end devices to the Internet</p> Signup and view all the answers

    Which type of physical media can be used in the network edge to connect end systems to the local Internet Service Provider (ISP)?

    <p>Wireless transmission</p> Signup and view all the answers

    What are the main components of the Internet network?

    <p>Network edges, communication links, and routers</p> Signup and view all the answers

    What is the role of packet switches in the Internet network?

    <p>Forwarding packets between the same network</p> Signup and view all the answers

    Which types of physical media can be used for communication links in the Internet network?

    <p>Copper wire and optical fiber</p> Signup and view all the answers

    What are non-traditional computing devices connected to the Internet known as?

    <p>Internet of Things (IoT)</p> Signup and view all the answers

    How are end systems connected together in the Internet network?

    <p>Through a network of communication links and packet switches</p> Signup and view all the answers

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