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Exam 5V0-21.19 All Questions

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Exam 5V0-21.19 topic 1 question 32 discussion

Actual exam question from VMware's 5V0-21.19
Question #: 32
Topic #: 1
[All 5V0-21.19 Questions]

vSAN is configured with a storage policy with a Failures To Tolerate (FTT) set to three.
Which type of redundancy is being used?

  • A. RAID-0 (Striping)
  • B. RAID-1 (Mirroring)
  • C. RAID-6 (Erasure Coding)
  • D. RAID-5 (Erasure Coding)
Show Suggested Answer Hide Answer
Suggested Answer: B 🗳️
Reference:
https://www.sbarjatiya.com/notes_wiki/index.php/About_VSAN_6.6
by LCOJ at June 12, 2020, 6:14 p.m.

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LCOJ
Highly Voted 5 years ago
The answer is right, B: https://storagehub.vmware.com/t/vsan-space-efficiency-technologies/host-requirements-1/
upvoted 6 times
bhaitraining
4 years, 6 months ago
True. FTT=3 cannot be used with erasure coding and mirroring (RAID1) must be used in case of FTT=3.
upvoted 1 times
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RRK06
Most Recent 3 years, 3 months ago
Selected Answer: B
B only supports FTT =3
upvoted 1 times
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Lazylinux
3 years, 6 months ago
B for sure
upvoted 1 times
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diegof1
4 years, 6 months ago
B is the correct answer. RAID 5/6 (erasure coding) does not support a failure tolerance of 3. Taken from vSAN 6.7 Deploy and Manage Lecture Manual - RAID 1 Mirroring Versus RAID 5/6 Erasure Coding Section
upvoted 1 times
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