Q: If two programs want to run at the same time, then what ? Q: Who (which program) gets what (which resources), and when ? Policies, many and many of them APIs for user programs to communicate desired activities to the OS.
Q: If two programs want to run at the same time, then what ?Q: Who (which program) gets what (which resources), and when ?Policies, many and many of themAPIs for user programs to communicate desired activities to the OS.