A web browser is a software application used to locate and display web pages. The two most popular browsers are Microsoft Internet Explorer and Firefox, which are graphical browsers that can display graphics and text. Internet Explorer supports technologies like Java, JavaScript, and ActiveX, uses caching to improve page loading, and has security features like phishing filters and zone-based frameworks. It is made up of several component files that handle tasks like network communication, content display, and the user interface.

1. Web Browser

2. A Software Application used to locate and display Web Pages.
The two most popular browsers are Microsoft Internet Explorer and Firefox.
Both of these are Graphical Browsers, which means that they can display Graphics
as well as Text.
Internet Explorer supports Java and JavaScript and also supports ActiveX.
Temporary Internet Files is actually the name of the directory used by Internet
Explorer to cache the pages you visit.
Internet Explorer uses a Zone-Based Security Framework that groups sites based on
certain conditions.
Internet Explorer 7 introduced the Phishing Filter.
Market adoption is above 50%

3. Internet Explorer has been designed to view a broad range of web pages and to
provide certain features within the operating system, including Microsoft Update.
Internet Explorer, uses the Trident Layout Engine.
The Favicon (short for “Favorites Icon") introduced by Internet Explorer.
Recent versions feature Pop-Up Bblocking and Tabbed Browsing.
Internet Explorer caches visited content in the Temporary Internet Files folder to allow
quicker access (or Offline Access) to previously visited pages.
Internet Explorer uses a Componentized architecture built around the Component
Object Model (COM) technology.
It is made up of five major components, each of which is contained in a separate .dll
Internet Explorer main executable, iexplore.exe

5. WinInet.dll - It handles all network communication over http and ftp protocols.
URLMon.dll - URLMon.dll is responsible for MIME-type handling and download of
web content.
MSHTML.dll - For displaying the pages on-screen.
IEFrame.dll - IEFrame.dll contains the user interface and window of IE.
ShDocVw.dll - Local Caching and History functionalities for the Browser.
BrowseUI.dll - For the Browser User Interface, which houses all the Menus and
Toolbars.