INTRODUCTION: linuximgDeveloped by Linus Torvalds in 1991, Linux is a free operating system which “belongs to the world” and today, it has millions of happy users worldwide. Its being free doesn’t mean its being meaner than other operating systems. On the contrary, the industry experts are most impressed by its power and richness and more and more users are embracing Linux. Changing operating systems is definitely a big labor but this one-time labor is nothing if compared to all that one does to tackle those terrible blue screens of death, frozen windows, system crashes, viruses, data loss and spy wares....