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Answers
an electronic machine which help in solving the problem quickly is called computer
computer is used to control large and small machiens
1-) Computer is an electronic machine which can perform varieties of tasks according to the set of instructions given to it. It's uses are -: withdrawing money from banks through ATM, making online shopping through credit card etc.
2-)Any physical Device capable of storing information temporarily or permanently is called memory. it's types are -: Random Access Memory (RAM) and Read only memory (ROM).
3-) The operating system software controlls and co-ordinates the overall operations of the computer system. Some examples of operating system software are: Microsoft Disk Operating System (MS DOS), LINUX, UNIX etc
4-)The components of Operating system software are:
1) Input/output management
2)File and folder management
3)Memory management
4) Control and co-ordinates hardware devices
5)Run applications programmes
Hope this answer will help you