Page 29 - DCAP408_WEB_PROGRAMMING

Unit 1: Internet Fundamentals

 Provide business information: It facilitates the websites to publish business services, hours, Notes
location, phone and e-mail for the public to view like any printed form of advertising.
Unlike the conventional advertisement, the website provides instant communication with
information about the business that may change regularly.
 Service to customers: A website provides access to business information and services to
their customers online that may not be available any other way. The customers can be
from anywhere in the world and shop in online stores like never before and from the
comfort of their homes. They can easily and quickly search the database to locate the exact
item that they were looking for and purchase it online.

 Conduct Business: A website may provide means of doing business.
 Provide files to download: Details and information of products and services in the form of
pamphlets, brochures, advertisements, and even a demonstration video can be down
loaded from the company’s website.
 Remote office access: It facilitates offices and employees to be in touch with one another
from remote places to accomplish their tasks effectively.
1.9.1 Terminology

 World Wide Web (the Web, WWW, W3): It is defined as a client-server information system
using the Internet to access computers containing millions of hypertext documents.

 Web page: It is a single hypertext document written in Hypertext Markup Language (HTML)
and described in HTML basics. This normally contains the basic information and links to
navigate in the websites to which it belongs.

 Website: It is written in HTML and is a collection of linked Web pages on a Web server.
Web server is the machine where a website is located or hosted. It may be organization
owned or Internet Service Provider (ISP) owned.
 Home Page: It provides a point of entry to a Website with help. It also contains all relevant
links of that particular website.

 Web client: It refers to the computer and software used to access a website and web pages.
 Web server: It is the computer or server which provides a space for hosting a website. The
web client access web servers to retrieve information from a website.

 Web browser: It is the client software used to explore and display web pages from a
website.

 Search engines: They are software that enables searching of the content available on Internet.
 Hypertext: It defines the documents containing embedded links (hyperlinks) to other
documents or other parts of the same document.

 HTML: Hypertext Markup Language defines the rules for formatting a web page so that a
web browser displays the page properly. The documents available on Web are developed,
using the programming language called HTML, which may be considered as the foundation
of the Web. It is the HTML and other programming that makes possible hyperlinks. The
click ability feature of hyperlinks makes the web unique. The working of hypertext links
depends upon the URL. Each hyperlink contains URL and you send a request by clicking
on the link so that the requested document can be retrieved on your machine from other
computer, it may be anywhere in the world. TCP/IP and HTML could make this possible.

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