The two main categories of software are application software application and system software. The most usual type of software, application software application is a computer system software bundle that performs a particular function for a user, or in some situations, for an additional application. System software program rests between the http://pgdvanho.edu.vn/index.php?language=vi&nv=statistics&nvvithemever=t&nv_redirect=aHR0cHM6Ly9zb2Z0d2FyZS10b29sLmNvbS92aWRlb3JvYm90LXNvZnR3YXJlLw==