operating systems

operating systems

1. an operating system is software on the computer that makes the hardware and software work together

2. the main operating systems are apple windows linux and android and ios

3. controls the backing store and peripherals such as scanners and printers deals with the transfer of programs in and out of memory organises the use of memory between programs organises processing time between programs and users maintains security and access rights of users deals with errors and user instructions allows the user to save files to a backing store provides the interface between the user and the computer - for example, Windows Vista and Apple OSX. For more information, see the User Interfaces Revision Bite. issues simple error messages

4. a gui is the visual thing we can see that helps us to control the operating systems