The process state transition diagram of an operating system is as given below.
Which of the following must be FALSE about the above operating system?
(A) It is a multiprogrammed operating system
(B) It uses preemptive scheduling
(C) It uses non-preemptive scheduling
(D) It is a multi-user operating system
Answer: (B)
Explanation: A – It is Correct – In a multiprogramming environment, multiple processes can be in ready state
B – It is Incorrect because once in running state there is no provision to go back to ready state
C – It is Correct because once in running state there is no provision to go back to ready state
D- It is Correct In a multi User environment, multiple processes can be in ready state
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