Information System day, it plays an important role in our daily life. Its way of interacting with technologies on daily basis. It has five components
1. computerhardware
2. Software
3. Data
4. Procedure
5. People

I have been using IS on day to day basis and first one of come cross is widely used social network, facebook. Facebook consist of all five components. Due to the advanced and technical technologires IS is sreading all over the world. Facebook which is coansidred as one of the interesting website which helps an individual to remain in contact with their friends, family and relatives too. No doubt, inorder to remain contacted with each other we need a hardware to able to access it.Facebook it is itself is a software designed by professionls and consists of data.
http://www.youtube.com/watch?v=M5gtN16gOr8