Computer Networks Lecture 1: Introduction to Networking
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Questions and Answers

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

  • Transport Layer
  • Application Layer
  • Link Layer
  • Introduction to computer networks and the Internet (correct)

    • Which layer of the network is concerned with packet/circuit switching and Internet structure?

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

    • What is the term used for the network of networks known as the Internet?

  • Intranet
  • Internet (correct)
  • Local Area Network (LAN)
  • Wide Area Network (WAN)

    • In the context of computer networking, what is the primary role of access networks?

    <p>Connecting end systems to the first router on a path (A)</p> Signup and view all the answers

    Which aspect of network performance is concerned with the amount of time it takes for data to travel from one point to another?

    <p>Delay (A)</p> Signup and view all the answers

    What type of network is the Internet considered to be?

    <p>Wide Area Network (WAN) (A)</p> Signup and view all the answers

    Which of the following is NOT listed as a component of the Internet?

    <p>Data centers for storing information (D)</p> Signup and view all the answers

    What type of devices are referred to as 'host' or 'end system' when connected to the Internet?

    <p>Both traditional and non-traditional devices (C)</p> Signup and view all the answers

    How are packets transmitted from one end system to another on the Internet?

    <p>Segmented into packets and transmitted (B)</p> Signup and view all the answers

    What are routers typically used for in the context of the Internet?

    <p>Forwarding data between different networks (C)</p> Signup and view all the answers

    Which of the following is NOT listed as a traditional computing device connected to the Internet?

    <p>Smartphones (B)</p> Signup and view all the answers

    What is the primary function of a packet switch in computer networking?

    <p>Forwarding packets between different networks (B)</p> Signup and view all the answers

    In the context of network performance, what does the transmission rate of a link measure?

    <p>Rate at which data is transmitted in bits per second (B)</p> Signup and view all the answers

    What type of physical media is NOT mentioned as part of communication links in the text?

    <p>Bluetooth technology (A)</p> Signup and view all the answers

    Which device is responsible for forwarding packets within the same network in computer networking?

    <p>Link-layer switches (B)</p> Signup and view all the answers

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

    <p>Managing the flow of data packets between end systems (B)</p> Signup and view all the answers

    In the context of computer networking, what is the significance of physical media?

    <p>Impacting the transmission speed and distance limitations (D)</p> Signup and view all the answers

    How do access networks contribute to the functionality of the Internet?

    <p>By providing connections for end systems to the network core (B)</p> Signup and view all the answers

    Which aspect of network performance is related to the amount of data that can be transmitted over the network in a given time period?

    <p>Throughput (C)</p> Signup and view all the answers

    What is the primary focus of Chapter 2 in the book 'Computer Networking: A Top Down Approach'?

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

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