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Write a short note about the different STATES of a process.
As a process implement it changes state. The state of a process is described in part by the current activity of that process. Every process may be in one of the following states:
. NEW : The process is being created.
. RUNNING : Instructions are being executed.
. WAITING : The process is waiting for some event to occur.
. READEY : The process is waiting to be assigned to a processor.
. TERMINATED : The process has finished the execution.
I / O or event wait
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explain about oprating system services and topics briefly
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