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Its sbsequently runs whenever pc runs.....as every pc depends on os. ......
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Yeah. A computer can't work without an Operating System or OS. To access it, OS is first installed on the PC. When it gets installed, it runs continuously when PC is on.
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Operating system is like a script on which your pc runs its like breaths
. as we can't live withot taking breathe similarly computer can't work without operating system.
ex. of operating sytems are window xp,window 7,linux ,window 8 these all are operating systems

have a nice day
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