To eliminate or to reduce a bottleneck, which of the following is applicable? (Choose all that apply)

A.
Use a 32- or 64-bit bus mastering controller card.

B.
Use compression on files that are accessed often

C.
Exchange existing hard drives and drive controllers with faster models

D.
None of the above

Explanation:
After a disk bottleneck has been determined, several actions can be taken to eliminate or reduce its effects on system performance. The actions are to use a 32- or 64-bit bus mastering controller card or to Exchange existing hard drives and drive controllers with faster models.
Incorrect
Answers:
B: After a disk bottleneck has been determined, several actions can be taken to eliminate or reduce its effects on system performance. One of the actions is to avoid using compression on files that are accessed often.
References:
Charles J. Brooks, Server+ Certification Exam Cram 2 (Exam SK0-002), QUE Publishing, Indianapolis, 2006, pp. 338, 339