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Expert – VMAX All Flash and VMAX3 Exam (E20-807) - EMC Exam Questions

Last updated on June 20, 2026

97% Exam Compliance
74 Total Questions
1
Question
Based on business requirements, Concurrent SRDF/Star has been implemented with host infrastructure at the Workload and Asynchronous sites. A disaster fault has occurred. Star query shows:

Exhibit

Which site should the workload be moved to and which site’s data should be kept?
Options
A Switch to the Synchronous siteKeep the Synchronous site data
B Switch to the Asynchronous siteKeep the Asynchronous site data
C Switch to the Asynchronous siteKeep the Synchronous site data
D Switch to the Synchronous siteKeep the Asynchronous site data
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2
Question
Refer to the exhibit.

Exhibit

Which failure scenario requires a reconfiguration of this Concurrent SRDF/Star configuration?
Options
A Link failure between Sites A and C
B Link failure between Sited A and B
C Site B failure
D Site A failure
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3
Question
On a VMAX3 array, under which type of workload will Selective Cache Mirroring provide significant performance optimization?
Options
A Large block Write Miss I/Os
B Small block Write Hit I/Os
C Large block Read Miss I/Os
D Large block Read Hit I/Os
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4
Question
A VMAX3 with internal tiers of EFD and 10k drives is using FAST.X with XtremIO. How can the existing infrastructure be leverage while minimizing increased storage capacity? in the impl.bin file?
Options
A Default
B BE_centric
C DX.Heavy
D FE_centric
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5
Question
After a failure of a Concurrent SRDF/Star configuration, the Star query shows:

Exhibit

Which Star action(s) should be executed first to recover from this failure?
Options
A Reset 1st Target Site
B Cleanup 2nd Target Site, followed by Reset 2nd Target Site
C Disable Star
D Cleanup 2nd Target Site, followed by Switch to 2nd target site
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