The information users can only get required information what they supposed to get as this block the user access to look each on every things of business data. It is internet recording system where you don't need any physical means of storing device just lodge work out either you want to add data and information or remove some.
The best example of this cloud computing system are e-mail, Facebook etc. Just look of Facebook you don't need your own computer where you have loaded photos and stater to look it back later you can simply lodge in from any computer and can see all your recoding.
By Nongnuch Serksiri ID 1050423
