[amp_mcq option1=”block” option2=”dispatch” option3=”wake up” option4=”timer run out E. None of the above” correct=”option3″]
The correct answer is C. wake up.
A user process can be in one of the following states:
- New: The process has just been created and has not yet started running.
- Running: The process is currently being executed by the CPU.
- Ready: The process is waiting to be executed by the CPU.
- Blocked: The process is waiting for some event to occur, such as the completion of an I/O operation.
- Terminated: The process has finished running and has been deleted.
The state transition from ready to running is initiated by the operating system when it decides to schedule the process to run. The state transition from running to blocked is initiated by the process itself when it requests an I/O operation. The state transition from blocked to ready is initiated by the operating system when the I/O operation completes. The state transition from ready to terminated is initiated by the process itself when it finishes running or when it is killed by the operating system.
The state transition from blocked to running is initiated by the operating system when it decides to wake up the process. This can happen for a number of reasons, such as when the I/O operation completes or when the process is preempted by another process.
The other options are incorrect because they are not initiated by the user process itself.