Introduction to Networking: Hosts, Access Networks, Internet Structure
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Introduction to Networking: Hosts, Access Networks, Internet Structure

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Questions and Answers

Which part of a network is responsible for forwarding packets of data?

  • Physical media
  • Access network
  • Network edge
  • Network core (correct)

    • In networking, what is the transmission rate influenced by?

  • Number of connected devices
  • Protocol layers
  • Bandwidth (correct)
  • Type of network apps

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

  • Manage network protocols
  • Maintain physical media
  • Provide security encryption
  • Forward data packets (correct)

    • What is typically found at the network core?

    <p>Interconnected routers</p> Signup and view all the answers

    Which network component is responsible for running network applications at the Internet's edge?

    <p>Hosts (end systems)</p> Signup and view all the answers

    Where are servers often located in the Internet structure?

    <p>Data centers</p> Signup and view all the answers

    What is one of the key aspects of network performance often measured in terms of loss, delay, and throughput?

    <p>Latency</p> Signup and view all the answers

    Which part of the Internet structure connects end systems to edge routers?

    <p>Access networks</p> Signup and view all the answers

    Which type of network structure is managed by an organization like a content provider or an enterprise?

    <p>Datacenter network</p> Signup and view all the answers

    What is a key consideration in network performance that includes the concept of time taken for data to travel from source to destination?

    <p>Delay</p> Signup and view all the answers

    In the context of network security, what is a common service model used to secure communications over the internet?

    <p>Virtual Private Network (VPN)</p> Signup and view all the answers

    Which entity in the Internet structure typically serves as an intermediary between end systems and the rest of the network?

    <p>Edge router</p> Signup and view all the answers

    What is the purpose of a cable modem termination system (CMTS) in a cable-based access network?

    <p>To manage the data and TV traffic transmitted at different frequencies over the shared cable network.</p> Signup and view all the answers

    What distinguishes hybrid fiber coax (HFC) networks in terms of transmission rates?

    <p>Higher download speeds than upload speeds.</p> Signup and view all the answers

    What technology allows DSL networks to enable both data transmission over DSL phone lines and voice communication over the same line?

    <p>DSLAM (DSL Access Multiplexer)</p> Signup and view all the answers

    In a wireless access network, what is the function of a base station, also known as an access point?

    <p>To provide wireless connectivity between end systems and the router.</p> Signup and view all the answers

    What is a typical transmission rate for Wide-area cellular access networks provided by mobile operators?

    <p>10's Mbps</p> Signup and view all the answers

    What function does an institutional router serve in an enterprise network?

    <p>To connect the enterprise network to the Internet through an ISP.</p> Signup and view all the answers

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