Functions Of A Operating System

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Operating Systems, in the most simplest of terms, it is the chief program that manages all the hardwares and softwares. It takes control for every process, file, section of memory and device. They are like the “middle-man” who arranges business deals between other people but in this case, they it is between every hardware and software that he makes sure interact with each other correctly.

There are four essential managers of the operating system and they all work together, as a team, to act efficiently and get the job done. The OS, then, acts as the “boss” and making sure that everything is working in harmony.

Operating System Managers:

Memory Manager: This takes charge of the main memory, scanning every request for memory and
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For example, logging into the Guest account, you won’t be able to access the Administrator’s file as you don’t have the permission to do so.
Network Manager: This gives a way for the users to share hardware and software resources while also controlling the user’s access to it.

Basic Functions of an Operating System:

Booting of computer: the starting and restarting of a computer, the OS is loaded into the system’s main memory, setting up the OS to run applications. Basic reboot keys are ctrl, alt and delete.
Handling of resources: The OS ensures that the resources are used efficiently as it manages and assigns memory, storage and CPU’s attention to each system program.
File Management: The OS keeps track and arranges files for easy referencing. Example of these are Finder-Mac and File Explorer - PC
Multi-tasking: refers to the ability to run several programs at the same time. The OS has control over the tasks, allowing a good flow or movement between programs without having to lose any information.

In choosing which operating system to use, you must take into consideration what features are on offer and which ones are most important for you.




Does the operating system let you customise what you see on the screen and how you interact with the computer?

Windows lets you to change the basic settings such background/theme, font and general colour scheme for you Windows desktop.

Linux offers you the most of
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