<em>Manage memories - Operating system has utilities that could help users to manage their memories. Such utilities include Disk Maintenance and Disk Degfragmentation which are helpful to detect problems within your disk storage.
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<em>Works as an intermediary between the hardware and the software - OS has a special program called kernel. Basically, a kernel can recognize a command in relation to hardware. For example, when the user click on Ctrl and P keys on the keyboard, the kernel would send alert to the corresponding hardware which is the printer then do the task.
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<em>Manages which program gets access to memory and for how long - OS manages tasks. It supports multi tasking which means several processes can happen at a time. In order to do that, OS manage the computation and priorities of tasks to ensure that the user can have a good experience.</em>
