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

 •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.