What is the minimum recommended number of disks in a RAID 5 group when using metaLUN? 06/02/2017 – by Mod_GuideK 0 What is the minimum recommended number of disks in a RAID 5 group when using metaLUN? A. 5 B. 3 C. 7 D. 9 SHOW ANSWERSCorrect Answer: A Explanation/Reference: Explanation: Download Printable PDF. VALID exam to help you PASS.