Question : The scheduler that selects processes from the ready queue is called:
Solution :
Correct Answer : Short-term scheduler
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Question : Response time is defined as:
Solution :
Correct Answer : Time from arrival to first CPU allocation
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Question : Waiting time can be calculated using:
Solution :
Correct Answer : Waiting Time = Turnaround Time – Burst Time
Description -
Question : Turnaround time is calculated as:
Solution :
Correct Answer : Completion Time – Arrival Time
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Question : Completion time is defined as:
Solution :
Correct Answer : Time when process finishes execution
Description -
Question : Burst time represents:
Solution :
Correct Answer : Total CPU execution time required by a process
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Question : Arrival time of a process refers to:
Solution :
Correct Answer : Time when process enters the ready queue
Description -
Question : The ready queue is maintained in:
Solution :
Correct Answer : Main memory
Description -
Question : Which queue may exist for each I/O device?
Solution :
Correct Answer : Device queue
Description -
Question : If an interrupt occurs during execution, the process may:
Solution :
Correct Answer : Move back to ready queue
Description -
Question : A process moves from the ready queue to running state when:
Solution :
Correct Answer : Scheduler assigns CPU
Description -
Question : The PCB of a process is stored in:
Solution :
Correct Answer : Process queue
Description -
Question : Device queues are used for processes:
Solution :
Correct Answer : Waiting for I/O devices
Description -
Question : Which queue contains processes waiting for I/O operations?
Solution :
Correct Answer : Waiting Queue
Description -
Question : Which scheduler selects a process from the ready queue?
Solution :
Correct Answer : Short-term scheduler
Description -
Question : Which queue contains processes waiting for CPU execution?
Solution :
Correct Answer : Ready Queue
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Question : Which scheduler selects processes from the job queue?
Solution :
Correct Answer : Long-term scheduler
Description -
Question : The job queue is typically stored in:
Solution :
Correct Answer : Secondary memory (disk)
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Question : Which queue contains all processes in the system initially?
Solution :
Correct Answer : Job Queue
Description -
Question : In an operating system, process queues are used to:
Solution :
Correct Answer : Manage process states and scheduling
Description -