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Exam NS0-184 topic 1 question 22 discussion

Actual exam question from Netapp's NS0-184
Question #: 22
Topic #: 1
[All NS0-184 Questions]

You have a new 2-node FAS8700 ONTAP 9.8 cluster. One of the nodes has 24x16 TB NL-SAS disks assigned and available for a new aggregate. You created the aggregate with one RAID group and two spare disks.
In this scenario, how many data drives are in the aggregate?

  • A. 20
  • B. 18
  • C. 17
  • D. 19
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Suggested Answer: D 🗳️
by HangLiu at Feb. 10, 2023, 6:50 a.m.

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HangLiu
Highly Voted 1 year, 5 months ago
Selected Answer: D
Should be D. After Ontap 9 , disk larger than 6TB and more than 7 drives are required to use RAID-tec ,which contains 3 parities https://docs.netapp.com/us-en/ontap/disks-aggregates/default-raid-policies-aggregates-concept.html
upvoted 6 times
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ec9ab55
Most Recent 7 months, 2 weeks ago
Selected Answer: D
16TB can only use RAID-TEC which uses 3 parity disks. 24 Disks - 2 Spares - 3 Parity = 19 data disks
upvoted 1 times
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orcun
11 months, 3 weeks ago
raiddp 2 disk ,raidtec 3 disks as parity. since its 16tb , it will use 3 parity disks. 24-2=22 disks used 22-3=19 data disks
upvoted 3 times
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scanossa
1 year ago
Selected Answer: D
NL-SAS 16TB only supports RAID-TEC, so 24 disck - 3 Parity - 2 Spare = 19 Data disk
upvoted 4 times
mppcood5
1 year ago
Thank you for your kind response. I understand now.
upvoted 2 times
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mppcood5
1 year ago
Selected Answer: B
Should be B The FAS8700 NL-SAS 16TB only supports RAID-TEC. The minimum number of RAID-TEC is 7. 24-7=17. https://hwu.netapp.com/Home/Index
upvoted 1 times
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mppcood5
1 year ago
Should be B The FAS8700 NL-SAS 16TB only supports RAID-TEC. The minimum number of RAID-TEC is 7. 24-7=17. https://hwu.netapp.com/Home/Index
upvoted 1 times
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