Saturday, 6 April 2013

The Internet

Internet is a network of all computers all over the world.

To connect to the internet you need 4 things  :
  1. A computer system
  2. A modem
  3. A telephone line
  4. An internet service provider ( In short ISP)

What is a modem?

Is a hardware which the computer is connected to the internet via the telephone lines / cable.
Converts from digital signals to analogue signals .


What is an ISP?

An internet service provider is a company with whom anybody  wanting to connect to  the internet has to be able to  do so. Eg of an ISP are go, onvol , nextgen and much more.

What is a web browser?

world wide web is the most popular part of the internet. Contains many information. When you search information you use a special programm called web browser. It displays web pages from any computer on the web . |The browser converts the special HTML ( HyperText Markup Language ) codes that are used to create a web page .

Type of web browser - Mozilla fire fox.

 
 
 
What is a URL?
 
It's short word for uniform resource locator

 
 


What is a search engine?
 
 
With a search engine you can type keywords and it will search through all the webpages around the world and give you a list of sites (hyperlinks) that match it so that you can jump directly to that page .
 
What is e mail?
 
Short for electronic mail