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AN INTRODUCTION TO OPERATING SYSTEMS ? What is operating system ?

 AN INTRODUCTION TO OPERATING SYSTEMS  ? What is operating system ? There are two type of software Application software and System software  Application software performs specific task for the user. System software operates and controls the computer system and provides a platform to run application software. what is an operating system - An operating system is a piece of software that manages all the resources of a computer system,both hardware and software, and provides an environment in which the user can execute his/her programs in a convenient and efficient manner by hiding underlying the complexity of the hardware and acting as a resource manager. Why OS Needed in computers?  1. What if there is no OS?  a. Bulky  and  complex  app.  (Hardware  interaction  code  must be  in  app’s code base)  b. Resource exploitation by 1 App.  c. No memory protection.  2. What is an OS made up of?  a. Collection of system software.  The function of Operating system -  - Access to the computer har