Switch Digisol DG-FS1008PF/E 8P POE 8 Port Power over ethernet

Switch Digisol DG-FS1008PF/E 8P POE 8 Port Power over ethernet
Rs.7,566

Buy Switch Digisol DG-FS1008PF/E 8P POE 8 Port Power over ethernet at All India Low Price.

What is the difference between a Windows / Dos / Ubuntu Laptop ? Which One Should I Buy ?

Windows, Dos or Ubuntu are basically operating systems, software part of the laptop. It is just that Genuine Windows Come at a Price ( say around Rs.5000) So Laptops with Windows Pre-loaded are a few thousands more expensive than the laptops which do not come with windows pre-loaded.