After adding drives to your existing server system, which of the following should be used to test the performance of the new hard drive?

A.
Power-On Self Test (POST).

B.
File Manager.

C.
Performance Monitor tool.

D.
All of the above.

Explanation:
You can use the Performance Monitor tool to test the performance of the new hard drive.
The Performance Monitor tool can be used to gather information on various aspects of server performance. If you cannot verify performance of the new hard drive, check for any bottlenecks that might have been caused by adding the new hard drive.
Incorrect
Answers:
A: During the reboot of the server, the Power-On Self Test (POST) examines the configuration and will indicate whether a valid connection exists.
B: Once the POST has verified the operating system, you have to check the File Manager to see whether the drive exists. The File Manager shows information such as the file system structure of the drive as well as allocated space information.
D: C is correct.
References:
Charles J. Brooks, Server+ Certification Exam Cram 2 (Exam SK0-002), QUE Publishing, Indianapolis, 2006, pp. 386.