(A) Scheduling
(B) Quantum period
(C) Context switching
(D) Latency
Tag: Operating System Mcq With Answers PDF
Which register holds the smallest legal physical memory address for a process?
(A) Limit Register
(B) Base Register
(C) Status Register
(D) None of the above
A __ is a software generated interrupt caused either by an error or by a user request for an operating system service.
(A) Trap
(B) Signal
(C) Process
(D) Interrupt
Which scheduler selects processes which have to be brought in the ready queue?
(A) Short term scheduler
(B) Medium term scheduler
(C) Long term scheduler
(D) None of the above
A process issues an I/O request when?
(A) When it is in waiting queue
(B) When it is placed in I/O queue
(C) When it is placed in a ready queue
(D) None of the above
A parent process can utilize which system call to determine the termination of a child process?
(A) Fork
(B) Exit
(C) Run
(D) Wait
Number of process completed per unit time is referred to as?
(A) Throughput
(B) Efficiency
(C) Reliability
(D) Output
Power Failure errors will be detected by?
(A) Operating system
(B) Hard Disk
(C) Buffer
(D) Register