OS monitoring tools | General utilities related with operating system monitoring
15.1 Operating system introduction
An operating system is a layer of software that takes care of technical aspects of a computer's operation. It shields the user of the machine from the low-level details of the machine's operation and provides frequently needed facilities.
Normally, the operating system has a number of key elements:
- A technical layer of software for driving the hardware of the computer, like disk drives, the keyboard, and the display.
- A file system that provides a way of organizing files logically.
- A simple command language that enables users to run their own programs and to manipulate their files in a simple way. Some operating systems also provide text editors, compilers, debuggers, and a variety of other tools.
- Legal entry points into its code for performing basic operations like writing to devices.
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