What is the purpose of the NVMe NVRAM drives in a Dell EMC PowerStore 9000 array?

What is the purpose of the NVMe NVRAM drives in a Dell EMC PowerStore 9000 array?
A . Read cache and vaulting
B . Read cache and base OS
C . Write cache and base OS
D . Write cache and vaulting

View Answer

Answer: D

Explanation:

Reference: https://www.delltechnologies.com/en-us/collaterals/unauth/white-papers/products/storage/h18149- dell-emc-powerstore-platform-introduction.pdf (12)