Quote Originally Posted by pranav
Please suggest me a distro of linux. The applications to be used extensively will be Office & Multimedia. A GUI interface is also desired.

Please suggest me a distro which will run smoothly on the old machine.
If you havn't tested it yet, I think you should at least try Puppy Linux http://www.puppyos.com/

Newest version is currently 1.0.8.
New Puppy2 is still in development.