The two main categories of software are application software application and system software program. The most common type of software, application software program is a computer software program package that executes a certain function for an individual, or in some situations, for an additional application. System software application rests between http://tdcn.hou.edu.vn/index.php?language=vi&nv=statistics&nvvithemever=t&nv_redirect=aHR0cHM6Ly9zb2Z0d2FyZS10b29sLmNvbQ/ZD1wb2tkZW5ndGhhaS5vbmxpbm