Basic WEB Concepts and HTTP Protocol Network Programming
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Questions and Answers

What is the main purpose of HTTP?

  • To create hypertext documents
  • To provide a way to publish and retrieve HTML pages
  • To describe the semantic value of textual data
  • To transfer or convey information on the World Wide Web (correct)
  • Which organizations coordinated the development of HTTP?

  • W3C and IETF (correct)
  • ISO and IEEE
  • FCC and FDA
  • ICANN and ITU
  • What document defines the version of HTTP currently in common use?

  • RFC 2001
  • RFC 2020
  • RFC 2616 (correct)
  • RFC 1999
  • What is the significance of HTML in relation to HTTP?

    <p>HTML specifies links to other documents identified by URLs</p> Signup and view all the answers

    Which protocol do web browsers use to communicate with web servers?

    <p>HTTP (Hyper Text Transfer Protocol)</p> Signup and view all the answers

    What does URI stand for in the context of web concepts?

    <p>Uniform Resource Identifier</p> Signup and view all the answers

    What is the role of the origin server in HTTP transactions?

    <p>Creates or stores resources like HTML files and images</p> Signup and view all the answers

    In the context of HTTP, what is the function of a user agent?

    <p>Making an HTTP request on behalf of the client</p> Signup and view all the answers

    What is the primary purpose of a URL in network programming?

    <p>To identify the location of a resource on the Internet</p> Signup and view all the answers

    Which statement accurately describes how HTTP can be implemented?

    <p>HTTP can be implemented on top of any protocol providing reliable transport</p> Signup and view all the answers

    What is the function of an HTTP client in initiating a request?

    <p>Establishing a TCP connection to a specific port</p> Signup and view all the answers

    Why does HTTP only presume a reliable transport in its implementation?

    <p>To enable implementation on various networks with reliable transport protocols</p> Signup and view all the answers

    What is the purpose of the Uniform Resource Identifiers (URIs) in HTTP?

    <p>To identify resources to be accessed</p> Signup and view all the answers

    In an HTTP request message, what follows the request line?

    <p>An empty line followed by an optional message body</p> Signup and view all the answers

    What is the significance of the Host header in an HTTP request?

    <p>It identifies the host and port of the requested resource</p> Signup and view all the answers

    How does an HTTP client typically initiate a connection with a server?

    <p>By sending a GET request with information about the file it wants</p> Signup and view all the answers

    What is the purpose of an empty line in an HTTP request message?

    <p>To separate the request line from the headers</p> Signup and view all the answers

    Why must all headers except Host be optional in an HTTP/1.1 protocol?

    <p>To reduce unnecessary data overhead in requests</p> Signup and view all the answers

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