OPERATING SYSTEM SOFTWARE FOR PDAS:-
The personal digital assistant (PDA) market is a ferocious, dynamic, and uncertain one. One of the uncertainties is what operating system for PDAs will become the dominant one. For notebooks and desktops right now, you're pretty well limited to the Microsoft family unless you buy an Apple computer (in which case your operating system is Mac OS) or want to venture into using Linux (which we wouldn't recommend for most people).
Do some research on the more popular PDAs available today. What are the different operating systems?
What different functionality do they offer? Are they compatible with each other? Take a guess-which one will come out on top?