Exam 5V0-21.21 topic 1 question 30 discussion

Actual exam question from VMware's 5V0-21.21

Question #: 30
Topic #: 1

An architect collected the below technical requirements from the customer during a vSAN cluster design workshop:
✑ Maximize the vSAN datastore usable capacity.
✑ Deduplication and compression are required to help utilize available capacity efficiency.
✑ Ensure the highest level of resiliency wherever possible.
Which disk group configuration should the architect include in the design?

A. One disk group per host, with one cache tier flash disk and four capacity tier flash disks.
B. Two disk groups per host, each with one cache tier flash disk and four capacity tier flash disks.
C. Two disk groups per host, each with one cache tier flash disk and six capacity tier flash disks.
D. Two disk groups per host, each with one cache tier flash disk and six capacity tier magnetic disks.

Show Suggested Answer

Suggested Answer: C 🗳️

by Khalameety at Aug. 26, 2021, 3:15 p.m.

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Khalameety

Highly Voted 3 years, 10 months ago

I think C because dedup and compression requieres full flash diskgroups.

upvoted 6 times

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Slito

Most Recent 3 years, 4 months ago

C for sure because we need max space so we ned to use earser coding only on flash

upvoted 1 times

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Lazylinux

3 years, 6 months ago

Selected Answer: C

is correct

upvoted 3 times

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Lazylinux

3 years, 6 months ago

C is for sure...no doubt

upvoted 1 times

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DSITTA

3 years, 8 months ago

IT could be A if we want to ensulre optimal deduplication inside a single disk group due to it does not occour meshing different disk groups. But the third requirement is to have an higher level of resiliency so better more disk groups. C.

upvoted 1 times

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Angelo2021

3 years, 9 months ago

C, because full flash mandatory for dedup and compression.

upvoted 1 times

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