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Anja Bender Profile picture
Anja Bender
@Lumarycodes
👩🏻‍💻Software Engineer | AWS Community Builder | WTM Ambassador | Coding & personal growth📚
Dec 5, 2021 • 5 tweets • 2 min read
I have got them all three in one picture, MacOS, Linux and… :-) What exactly is an Operating System(OS) and what does it do? An OS is a Software layer between the Hardware and all your other applications. The main task of the OS is to manage the
#coding #womenwhocode execution of the other applications, it decides when and for how long the apps get access to the Hardware.
🖥️
This includes access to the CPU (central processing unit, your PC`s “brain”), the I/O (Input/Output) devices (like a printer for example) and to memory. Like this the OS