The two primary categories of software program are application software application and also system software. The most usual type of software application, application software is a computer software program package that does a specific function for a customer, or in some cases, for one more application. System software program sits http://thpthuynhhuunghia.edu.vn/index.php?language=vi&nv=statistics&nvvithemever=t&nv_redirect=aHR0cHM6Ly9zb2Z0d2FyZS10b29sLmNvbS21