Which of the following Processor object counters’ values should not consistently exceed 80%?

A.
% Processor Time.

B.
% User Time.

C.
% Privileged Time.

D.
All of the above.

Explanation:
The % Processor Time counter, % User Time counter, and % Privileged Time counter should not have values that consistently exceed 80%. Counter values that consistently exceed 80% point to a processor bottleneck.
References:
Charles J. Brooks, Server+ Certification Exam Cram 2 (Exam SK0-002), QUE Publishing, Indianapolis, 2006, pp. 536-537.