Web Browser Essentials

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson
Download our mobile app to listen on the go
Get App

Questions and Answers

What is a web browser?

A web browser is a software application for retrieving, presenting, and traversing information resources on the World Wide Web.

Which of the following is NOT a browser component?

  • Rendering engine
  • Database engine (correct)
  • JavaScript interpreter
  • User interface

The back button in a web browser navigates to the most recently viewed page.

True (A)

The first web browser created by Tim Berners Lee was called __________.

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

What is the purpose of the address bar in a web browser?

<p>To show the whole URL or web site address.</p> Signup and view all the answers

Which browser was launched by Microsoft?

<p>Internet Explorer (D)</p> Signup and view all the answers

Match the following web browser features with their functions:

<p>Back button = Navigates to the most recent page New Tab button = Opens a new page in the same window Refresh button = Reloads the current page Bookmark button = Saves a link for future reference</p> Signup and view all the answers

What is the function of the rendering engine in a web browser?

<p>To display requested content by parsing HTML and CSS.</p> Signup and view all the answers

Google Chrome was released in 2008.

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

Extensions for Google Chrome can be created using web technologies like __________, __________, and __________.

<p>HTML, CSS, JavaScript</p> Signup and view all the answers

Flashcards are hidden until you start studying

Study Notes

Web Browser Definition

  • A web browser is a software application used to retrieve, display, and navigate information resources on the internet, commonly called a browser

Web Browser Applications

  • The most common web browser application is used to display HTML documents, but can also include PDFs, images, and other web resources
  • Users connect to a specific web resource via a URI (Uniform Resource Identifier)
  • The W3C (World Wide Web Consortium) maintains the standards for HTML and CSS that dictate how web browsers interpret and display web content

Browser Components

  • User Interface: Features like the address bar, back/forward buttons, bookmarking menus, etc.
  • Browser Engine: Acts as the intermediary between the user interface and the rendering engine.
  • Rendering Engine: Parses and displays the requested content; for instance, it interprets HTML and CSS to render a web page.
  • Networking: Handles network communications, such as HTTP requests, using platform-independent interfaces.
  • UI Backend: Responsible for drawing basic widgets, like combo boxes and windows, using a platform-independent interface.
  • JavaScript Interpreter: Executes JavaScript code.
  • Data Storage: Handles local data persistence, such as cookies, as well as storage mechanisms like localStorage, IndexedDB, WebSQL, and FileSystem.

Browser History

  • WorldWideWeb: The first web browser, created by Tim Berners Lee in 1990.
  • Mosaic: Introduced in 1993, with the added functionality of displaying images and a new graphical user interface.
  • Netscape Navigator: Launched in 1994 by Marc Andreessen.
  • Internet Explorer: Released in 1995 by Microsoft.
  • Mozilla Firefox: Introduced in 2002.
  • Safari: Launched by Apple in 2003.
  • Chrome: Released by Google in 2008, one of the most widely used web browsers globally.

Basic Parts of Web Browsers

  • Address Bar: Displays the URL or web address.
  • Title Bar: Shows the title of the currently displayed web page.
  • Menu Bar: Provides access to various menus for quick file access.
  • Status Bar: Located at the bottom of the browser window, it displays information about the current activity, such as loading speed or the URL of the element the mouse hovers over.
  • Display Window: The area where the web page content is displayed.
  • Scroll Bars: Located on the right side of the display window, they allow navigation of the web page content when it exceeds the display window size.

Customization and Extensions

  • Chrome Extensions: Small programs installed into Google Chrome that can be used to modify the browser's functionality, adding new features or changing existing behavior.
  • Examples include:
    • Ad-blocking
    • To-do list and note-taking
    • Password management
    • Privacy and security enhancements

Studying That Suits You

Use AI to generate personalized quizzes and flashcards to suit your learning preferences.

Quiz Team

Related Documents

IT1144 - Lecture 03 wp.pdf

More Like This

Browser Compatibility Issues
5 questions
Web Browsers, HTML, and Cloud Computing
40 questions
Browser Developer Tools - Week 2
10 questions
Use Quizgecko on...
Browser
Browser