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Which of the Following Is Not True About Compare_and_swap Instruction

Question 25

Multiple Choice

Which of the following is not true about compare_and_swap instruction?


A) It is a hardware instruction
B) It is executed atomically
C) Returns the original value of passed parameter
D) Set the new value of passed parameter to "TRUE"
E) Set the variable "value" the value of the passed parameter "new_value" but only if "value" =="expected"

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