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

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

<p>Cloud network (C)</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. (B)</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. (C)</p> Signup and view all the answers

What was a major drawback of Circuit Switched Networks?

<p>Inefficient bandwidth usage (B)</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 (D)</p> Signup and view all the answers

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

<p>Centralized storage (D)</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 (A)</p> Signup and view all the answers

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

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

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

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

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

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

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

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

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

<p>Transmit data through HTML forms (D)</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 (B)</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 (C)</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 (A)</p> Signup and view all the answers

What is the key objective of CSS?

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

Where can CSS styles be located within an HTML document?

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

What forms the basis of a CSS rule?

<p>Selector and declaration block (D)</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 (B)</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 (D)</p> Signup and view all the answers

What does the HSL color model primarily measure?

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

What CSS property controls the degree of transparency in color?

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

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

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

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