Thursday, 10 May 2018

What is Process? Process state Diagram

What is Process? Process state Diagram    :


Process:

A program at a time of execution become process.
A program is a passive entity, process is active entity.
A program have number of processes.
ex: 
void mul( )
 {
int i, prod=1;
for(i=1;i<100;i++)
prod=prod*i;
}

here the mul function calling one time or program run one time but the for loop running 100 time's its a process.

what is Process state diagram:


Process State Diagram image
Process State Diagram


 New state: Just newly created process.
Ready: Process is ready to execute.
Run: process running in the CPU.
Wait: process is waiting for some resources which are hold by another process.
Terminate: process complete their execution.



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