Which of the following adapters is a PCI RAID controller card without any onboard SCSI channels?

A.
A one-channel RAID

B.
A two-channel RAID

C.
A zero-channel RAID

D.
A four-channel RAID

Explanation:
The zero-channel RAID adapter is a PCI RAID controller card without any onboard SCSI channels the zero-channel RAID adapter is designed to use the internal SCSI channels of the server board for implementation of an effective, low-cost hardware RAID solution.
Incorrect Answers:
A, B, D: The other mentioned RAID adapters are not even made meaning they do not exist.
Reference:
Charles J. Brooks, Server+ Certification Exam Cram 2 (Exam SK0-002), QUE Publishing, Indianapolis, 2006, pp. 192