A critical-section object in Windows
A) is particularly efficient when there is lots of contention for the object.
B) completely avoids kernel intervention.
C) uses spinlocks on single processor systems.
D) None of the above.

Question

Quizplus · Accepted Answer

Critical-section objects in Windows do not fit any of the descriptions given in options A, B, or C accurately. They are not particularly efficient under high contention (A is incorrect), they do not completely avoid kernel intervention as they may require it for waiting and signaling (B is incorrect), and while they may use spinlocks, it's not exclusively on single processor systems and not without eventually resorting to kernel-based waiting mechanisms under certain conditions (C is incorrect).

A Critical-Section Object in Windows