Network Protocols Fundamentals
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Questions and Answers

What is the primary purpose of a protocol in the Internet?

  • To regulate the power supply of devices
  • To manage the storage of data in devices
  • To control the physical movement of devices
  • To govern the communication between entities (correct)

    • What type of protocols control the flow of bits between physically connected computers?

  • Congestion-control protocols
  • Routing protocols
  • Hardware-implemented protocols (correct)
  • Security protocols

    • What is the primary function of a router in a network?

  • To manage the storage of packets
  • To regulate the power supply of networks
  • To determine the path of a packet from source to destination (correct)
  • To control the rate of packet transmission

    • What happens when a user requests a Web page from a Web server?

    <p>The user's computer sends a connection request to the Web server</p> Signup and view all the answers

    Where are protocols typically running in the Internet?

    <p>Everywhere in the Internet</p> Signup and view all the answers

    What is the primary difference between a human protocol and a network protocol?

    <p>The entities exchanging messages</p> Signup and view all the answers

    What is the primary purpose of standards in computer networks?

    <p>To ensure interoperability among different systems and products</p> Signup and view all the answers

    Which organization is responsible for developing Internet standards?

    <p>Internet Engineering Task Force (IETF)</p> Signup and view all the answers

    What is the primary purpose of Requests for Comments (RFCs)?

    <p>To define protocols such as TCP, IP, and HTTP</p> Signup and view all the answers

    What is the name of the standards documents developed by the IEEE 802 LAN/MAN Standards Committee?

    <p>LAN/MAN Standards</p> Signup and view all the answers

    How many RFCs are currently in existence?

    <p>Over 6,000</p> Signup and view all the answers

    What is the primary purpose of a protocol in computer networking?

    <p>To specify the format and order of messages exchanged between entities</p> Signup and view all the answers

    What is the Internet described as, from an entirely different angle?

    <p>An infrastructure that provides services to applications</p> Signup and view all the answers

    What happens after the Web server receives the connection request message?

    <p>It returns a connection reply message to the client</p> Signup and view all the answers

    What is the name of the message sent by the client to request a Web page from the server?

    <p>GET message</p> Signup and view all the answers

    What is the term used to describe the devices at the edge of a computer network?

    <p>Network edge</p> Signup and view all the answers

    What is the key to mastering the field of computer networking?

    <p>Understanding the what, why, and how of networking protocols</p> Signup and view all the answers

    What is the purpose of the connection request message sent by the client to the server?

    <p>To establish a connection with the server</p> Signup and view all the answers

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