Expert - VMAX All Flash and VMAX3 Exam (E20-807) Free Practice Test

Question 1

A company is using a local VMAX3 for production and another VMAX3 on a remote location for disaster recovery purposes that is 5000 kilometers away.
Which SRDF mode supports an RPO of 2 seconds?

A. SRDF/S

B. SRDF/A

C. SRDF.DM

D. SRDF/A MSC

Correct Answer: B

Question 2

After a failure of a Concurrent SRDF/Star configuration, the Star query shows:

Which Star action(s) should be executed first to recover from this failure?

A. Disable Star

B. Cleanup 2nd Target Site, followed by Reset 2nd Target Site

C. Reset 1st Target Site

D. Cleanup 2nd Target Site, followed by Switch to 2nd target site

Correct Answer: D

Question 3

On a VMAX3 array, which SYMACL security concept controls a list of hosts with unique IDs?

A. Access Control List

B. Access Control Entries

C. Access Pools

D. Access Control Groups

Correct Answer: D

Question 4

What is a requirement for Non-Disruptive Migration (NDM) to a VMAX All Flash or VMAX3 array?

A. Individual NDM licenses on both arrays

B. Application host connected through FC to only the source array

C. eManagement running on both arrays

D. Application host connected through FC to both arrays

Correct Answer: D

Question 5

A VMAX3 array has been configured to use TimeFinder SnapVX. A snapshot is taken of a LUN that currently resides on a 10k drive. Which mechanism will SnapVX use when there is a write to a linked target volume?

A. COW

B. COFW

C. ROW

D. ACORW

Correct Answer: C

Question 6

A new VMAX3 array has been added to the environment. Unisphere for VMAX has discovered the array and can be used to manage the array. However, Unisphere is not able to collect any performance data for the array.
What is a possible cause?

A. Root Cause Analysis Interval was changed

B. Performance data repository is full

C. storgnsd daemon is not running

D. Registration for performance data collection has not been done

Correct Answer: D

Question 7

In an SRDF/Metro environment, what is a requirement for an Array Witness?

A. One RDF group on the witness array to both the source and the target

B. Two RDF groups on the witness array; one to the source and one to the target

C. Witness RDF between the source and the target

D. Witness RDF group on the witness array containing the source and the target SRDF/Metro devices

Correct Answer: C

Question 8

A Non-Disruptive (NDM) session is active between a VMAX3 array and a VMAX All Flash array.
What happens during the NDM Cutover operation?

A. Host discovers additional paths to the arrays

B. Paths to the VMAX3 are made inactive

C. Application's storage configuration is replicated

D. I/O paths to both arrays are active

Correct Answer: B

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EMC Expert - VMAX All Flash and VMAX3 (E20-807) Free Practice Test