Friday 23 August 2013

Web Development, Some Basic Terms

If you want to learn web development and want to create your own website then you are on a right place to start. But I would recommend you to you read my blog Web Development, A Step By Step Guidance, then read this one for better understanding and proceed to this blog. If you are not interested, you can skip them and continue to read this post.

Web Development

The process of designing, developing, publishing and maintaining the websites is known as web development. It is the method of publishing data across the world via World Wide Web-i.e. text, audio, videos, and images-using internet.


Webpage

A web page is document written in HTML which can contains any type of data such as text, images, videos etc.

Website

A website is collection of related webpages which are linked using hyperlinks. A web site may contain fewer or even hundreds of webpages stored on web servers.

Web Browser

A web browser is software which is used to display the hyper text files in the form of a well formatted, well designed webpage. Web browsers reads marks in the hyper text file and with help of these marks decides that where the text should be displayed as bold, italic, colorful, large size, etc. It is clear, to know the duty of web browser, that web developer thinks and instructs the web browser about the look of a web page and web browser obeys the instructions and displays webpage as instructed by the web developer.

Internet

Internet is a network of billions of computers connected to each other from all over the world. Computers are connected using different types of communication medium such as cables, radio waves, satellite and etc. Computers also need a transfer protocol for sending and receiving data.

World Wide Web (WWW)

World Wide Web is the combination of all the resources on internet such as web pages, web servers and clients on internet. It is used to share and display data worldwide using a network protocol named HTTP.


IP Address

39.55.97.170 -- this is an IP address. Whenever a computer is connected to internet it is given a unique address which is called an IP address. This address helps a computer to access other computers and website. Web servers have a constant IP address but the IP address of client computer is changed every time when it gets connected to the internet.

Domain Name

It was difficult for the users to remember the complete IP address of each website. To solve this problem the IP addresses of web servers are, now, represented in easy to remember English like words such as webdevelopmentwithkhuram.blogpost, Google, yahoo and etc. otherwise you’ll have to remember lengthy and hard to remember IP Addresses to get access to a website.

URL:

URL stands for Uniform Resource Locator and is known as web address. It consists of two main parts i.e. network protocol and file resource. http://webdevelopmentwithkhuram.blogpost.com is the example of a URL of this page.
Network Protocol is a rule of sending and receiving data, HTTP in the above example. File Resource is the address of the resource you are looking for, http://webdevelopingwithkhuram.blogspot.com in the above example.

Web Client:

The computer you are using to connect to internet to read this blog is considered as a client computer. Client sends request/s to the web server and, in response; server sends the requested webpage/s to client. Client, then, renders the sent webpage and displays it via a web browser i.e. Chrome, Firefox or any other.


Web Server

A web server is a powerful computer which is used to store the websites. A server receives the web client's request and sends the requested webpages, of the typical website, to the user’s computer (web client).

Client Side Scripting

Some part of the webpage code is run on the web client and other is run on the web server. The part of code run on the web client is known as Client Side Scripting such as filling an online web form where you might be warned, if something gets wrong, or suggested the alternative by prompting you to re-enter your data.

Server Side Scripting

The part of code run on the web client is known as Client Side Scripting such as filling an online web form where you might be warned, if something gets wrong, or suggested the alternative by prompting you to re-enter your data.

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