Friday, December 18, 2009

Common Terminology of WWW

  • Website: Website is the location of web pages created by any Organization, Universities and Government agencies to provide information regarding themselves like www.ekantipur.com. Each and every websites has its own address, is known as Internet address. After connecting to the internet, we have to search any information by using related website address.
  • web Page: Web page is the collection of information that is stored in the website. The www consists of a huge collection of documents with related website called called Web Page. Web Page provides vast amount of information of related websites.
  • Browser: Browser is a client server that allows a user to display and interact with a hypertext documents.
  • Web Server: A computer that is maintained by a system administrator or Internet Service Provider (ISP) and that responds to request form a user's browser. A web server is a site on which the web page are kept. It is a program that responds to requests from web browsers to retrieve resources.
  • Home Rage: The Home Page is the first hypertext document regarding the web address displayed when a user connects to any web server.
  • Hypertext Markup Language (HTML): HTML is the encoding scheme used to create a web document.
  • Hypertext Transfer Protocol (HTTP): HTTP is a protocol used on the web to transfer hypertext document. A protocol is a set of rules used by the computers to communicate over the network.
  • Uniform Resource Locator (URL): URL is the web-addressing scheme that spell our extra location of an internet resource.
  • Graphic Interchange Format (GIF): GIF is the standard images format on the web. This format is used if the image is the line drawing; it is considered superior to the JPEG format for its clarity and ability to maintain the originality of an image without lowering its quality.
  • JPEG or JPG: The Joint Photographic Expert Group (JPEG) format is used if the image is a photograph, a medical image or a complex photographic illustration. JPEG images are inherently full-color images, so they will look dis-stored when viewed on a monitor supporting 256 colors or less.
  • PNG: The Portable Network Graphic (PNG) format is an alternative to GIF. The PNG format provides a portable, legally free, well-compressed, well-specified for bit mapped image files that retain their high resolution.
  • Internet Service Provider (ISP): A company that provides individuals or companies access to the internet and the World Wide Web. When you sign a contract with an ISP, you are given a telephone number, a user name, password and other connecting information so you can connect your computer to the ISP's computers. An ISP typically charges a monthly and/or hourly connecting fees.
  • Domain Name: Represent the name of a area of specific internet controlling by a company, government or organization. Example:- @ccsl.com.np, @cnet.wlink.com.np............. etc
  • Router: A specialized machine that runs various protocols to direct network packets from one segment to another.

Wednesday, December 16, 2009

World Wide Web (www)

This internet application is drawing the attention of many peoples the World Wide Web(www). WWW is a series of servers which are interconnected from hypertext. It is a method of providing information in which certain text is highlighted items are known Hyperlinks. They allows us to navigate from a document to another through they may be situated on another servers. The user can use use a browser like Internet Explorer, Mosaic and Netscape Navigator to navigate the web. A browser is software that helps user to navigate the www.

Advantage of www.
  1. A link in a web document can be used to open other documents.
  2. Web pages can contain pictures, buttons and even links to sound files in addition to text, thus allowing multimedia application.
  3. Sophisticated web document allow users to interact with application through dialogs boxes and forms.