Compléter Fill the gaps about OSsVersion en ligne Show what you know about Operating Systems par Alejandro Bellogin 1 calls hardware intermediary software devices interrupted consoles servers OS phones supercomputers memory programs An operating system ( ) is system that manages computer and software resources and provides common services for computer . For hardware functions such as input and output and allocation , the operating system acts as an between programs and the computer hardware , although the application code is usually executed directly by the hardware and frequently makes system to an OS function or is by it . Operating systems are found on many that contain a computer ? from cellular and video game to web and .