The ____ is software that manages computer hardware and software resources. The main functions of an operating system include managing memory , processors and ____ . An operating system provides a user ____ for users to interact with the computer. Examples of operating systems include ____, ____, and ____. ____ software helps maintain or configure the system to improve performance. A ____ utility is used to compress large files to save space. ____ software detects and removes malicious programs such as viruses. A ____ utility is used to arrange files on a hard disk to improve efficiency. A ____ monitors and controls incoming and outgoing network traffic. ____ software can encrypt data to prevent unauthorised access. The process of dividing memory to allow ____ is called memory management. The operating system uses process ____ to allocate CPU time efficiently. The operating system organises files using a ____ structure. A ____ account provides administrative control over system settings and software installations. The process of controlling user access and permissions is known as ____ management.

1.5 System Software

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