Which of the following are server board components that a modern POST troubleshooting card can test? Choose all that apply.

A.
DMA controller.

B.
Interrupt controller.

C.
CMOS RAM.

D.
System RAM.

E.
All of the above.

Explanation:
Each of the above options list the server board components which modern POST troubleshooting cards can be used to test.
References:
Charles J. Brooks, Server+ Certification Exam Cram 2 (Exam SK0-002), QUE Publishing, Indianapolis, 2006, pp. 499-501.