Which of the following is/are likely the cause/s of thrashing?
(A) Page size was very small

(B) There are too many programs running in the system
(C) Least recently used policy is used for page replacement
(D) First in First out policy is used for page replacement


Answer: (B)

Explanation: When the degree of multiprogramming keep on increasing, the number of page faults increase due to the insufficient memory space per process and there\’s hardly any progress in process execution. This situation is termed as Thrashing.
Refer: Virtual Memory
Clearly, Option (B) is correct.

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