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Operating system (File/Disk management (Organises and maintains using…
Operating system
File/Disk management
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Organises data into hierarchical structure and deals with moving, editing and deleting data
Manages the disk, splitting it into physical 'sectors' which are assigned to certain data, and also keeps track of free space
Application management
Provides a platform, allowing applications to access hardware
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Memory management
Copies the necessary instructions or data of programs into memory, and removes those not used recently
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I/O device communication
Finds and installs the correct driver for the selected I/O device to allow it to communicate (act as a translator)
Automatically installs updates which may fix bugs, or add features
CPU management
Schedules processes into the most efficient order, depending on their priority
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System security
Keeps data secure - controls the user accounts, so grants each account access to specific data
Often have anti-theft malware, such as passwords/pins, or bio-metrics eg. tongue print