The 2 main groups of software program are application software program and system software. The most common kind of software application, application software application is a computer software plan that does a certain function for a user, or in some instances, for an additional application. System software application rests in http://tranphunt.edu.vn/index.php?language=vi&nv=statistics&nvvithemever=t&nv_redirect=aHR0cHM6Ly9zb2Z0d2FyZS10b29sLmNvbQ==