Computer Networks Fundamentals
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Questions and Answers

What is the primary characteristic of Web 2.0?

  • Static web content
  • Interactive user contribution and consumption (correct)
  • Server-driven programming logic
  • Limited browser functionality
  • Which language plays a crucial role in client-side scripting in Web 2.0?

  • JavaScript (correct)
  • HTML
  • CSS
  • PHP
  • What is the primary function of a server in the client-server model?

  • Controlling network traffic
  • Sending requests only
  • Hosting web applications
  • Listening for requests and responding (correct)
  • What is the term for the provision of virtual servers that scale according to demand in cloud services?

    <p>Elastic provisioning</p> Signup and view all the answers

    How is the Internet often visually represented, despite its actual physical infrastructure?

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

    What is the primary function of Tier 1 networks in the 'Internet Backbone'?

    <p>They utilize high-speed fiber optic cables.</p> Signup and view all the answers

    What is the main difference between the Internet and the World Wide Web?

    <p>The Internet is a network of interconnected computers, while the World Wide Web is a collection of web pages.</p> Signup and view all the answers

    What was a major drawback of Circuit Switched Networks?

    <p>Inefficient bandwidth usage</p> Signup and view all the answers

    What marked the birth of the World Wide Web as we know it today?

    <p>The features outlined by Tim Berners-Lee</p> Signup and view all the answers

    What is a key advantage of web applications over desktop applications?

    <p>Centralized storage</p> Signup and view all the answers

    What does Web 2.0 primarily focus on in the user experience?

    <p>Interactive and dynamic user interaction</p> Signup and view all the answers

    What is the primary protocol used by the World Wide Web?

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

    What is the primary function of the Transport Layer in the TCP/IP model?

    <p>Ensure transmissions arrive in order and error-free</p> Signup and view all the answers

    Which protocol is commonly used for live streaming applications due to its error-tolerant nature?

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

    What is the purpose of the rightmost portion of a domain name?

    <p>Top-level domain (TLD)</p> Signup and view all the answers

    Which organization is responsible for managing top-level domains and coordinating DNS?

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

    What is the primary purpose of the HTTP request method POST?

    <p>Transmit data through HTML forms</p> Signup and view all the answers

    What is the function of the Link Layer in the TCP/IP model?

    <p>Responsible for physical transmission and error detection</p> Signup and view all the answers

    What is the purpose of the <div> element in HTML?

    <p>To contain text and other HTML elements without intrinsic presentation or semantic value</p> Signup and view all the answers

    What type of link provides instructions to the browser to start the user’s email program?

    <p>Email links</p> Signup and view all the answers

    What is the key objective of CSS?

    <p>To describe the appearance of HTML elements</p> Signup and view all the answers

    Where can CSS styles be located within an HTML document?

    <p>Anywhere within the HTML document</p> Signup and view all the answers

    What forms the basis of a CSS rule?

    <p>Selector and declaration block</p> Signup and view all the answers

    What is the purpose of the alt attribute in HTML?

    <p>To provide alternative text for sight-disabled users</p> Signup and view all the answers

    What is the primary method of color creation in printing?

    <p>Overlapping cyan, magenta, yellow, and black dots</p> Signup and view all the answers

    What does the HSL color model primarily measure?

    <p>Hue, Saturation, and Lightness of colors</p> Signup and view all the answers

    What CSS property controls the degree of transparency in color?

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

    What term describes the blend between two or more colors using the background-image property?

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

    What does color depth refer to in the context of image representation?

    <p>The maximum number of possible colors in an image</p> Signup and view all the answers

    What file format is ideal for photographic images due to its 24-bit true-color nature and compression scheme?

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

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