What set of components are part of a block-based storage array controller?

What set of components are part of a block-based storage array controller?
A . Front-end ports
Cache
Link Control Cards
B. Front-end ports
Cache
C. Front-end ports
Back-end ports
Cache
D. Front-end ports
Back-end-ports
Cache
Link Control Cards

View Answer

Answer: D

Explanation:

Front-end ports connect the storage array controller to the host servers, while back-end ports connect it to the disk drives. The cache provides temporary storage for frequently accessed data to speed up I/O operations. Link control cards manage communication between the front-end and back-end ports.

Explanation:

Reference: EMC Education Services. (2016). Information Storage and Management:

Storing, Managing, and Protecting Digital Information. Wiley. Chapter 3, page 51.