The 2 primary classifications of software application are application software and system software. The most usual 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 rests between the computer http://ifi.edu.vn/index.php?language=vi&nv=users&nvvithemever=t&nv_redirect=aHR0cHM6Ly9zb2Z0d2FyZS10b29sLmNvbS47