EMC E20-307 Actual Free Exam Questions & Community Discussion

Exam Code/Number: E20-307
Exam Name/Title: Specialist - Implementation Engineer, VMAX All Flash and VMAX3 Solutions Exam
Certification Provider: EMC
Corresponding Certification: VMAX All Flash and VMAX3 Solutions

Exam Questions: 72
Updated On: Jun 03, 2026

Question #25

What is a benefit of Multi-Cycle Mode of operation for SRDF/A?

A. SRDF link will experience longer periods of inactivity allowing for shared use of the link

B. Enhanced parallel processing will result in more efficient core utilization

C. Data that is sent across the link to the R2 side will be smaller in size and not overwhelm the link

D. Delta Set Extension is disabled for this mode of operation

Discussion 0

Correct Answer: C Vote an answer

Question #26

Data is written on a source track and the original data needs to be preserved for a snapshot. Which technology does TimeFinder SnapVX use to prevent a new from being demoted to a lower tier?

A. Copy mode

B. Copy-on-write

C. Redirect-on-write

D. NoCopy mode

Discussion 0

Correct Answer: C Vote an answer

Question #27

What are pre-configured in VMAX3 and VMAX All Flash arrays?

A. Thin devices

B. Gatekeeper devices

C. Data devices

D. SRDF devices

Discussion 0

Correct Answer: A Vote an answer

Question #28

A storage administrator currently has three snapshots with generation numbers 0,1 and 2.
After adding a TimeFinder SnapVX snapshot, what is the generation number of the new snapshot?

A. 2

B. 0

C. 3

D. 1

Discussion 0

Correct Answer: B Vote an answer

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Question #29

Please check the option that best describes your relationship with Dell EMC:

A. Other

B. Dell EMC Customer/Partner

C. Dell EMC Employee

Discussion 0

Correct Answer: A Vote an answer

Question #30

What is a requirement before a TDEV can be deleted on a VMAX3?

A. TDEV must not have any allocated tracks

B. TDEV must be unbound from the thin pool

C. TDEV must be set to Not Ready

D. TDEV must be disassociated from the SRP

Discussion 0

Correct Answer: C Vote an answer

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Question #31

What will happen if one or more source (R1) devices in an SRDF/Synchronous Consistency Group cannot propagate data to their corresponding target (R2) devices?

A. Data propagation from the specific R1 devices to their corresponding R2 targets will be suspended

B. SRDF/S replication will be suspended and a consistent data cleanup will be performed on the R2 targets

C. Data propagation from all R1 devices in the Consistency Group to the R2 targets will be suspended

D. All RDF device pairs in the Consistency Group will be set to Not Ready

Discussion 0

Correct Answer: C Vote an answer

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Question #32

A VMAX3 storage administrator created several TimeFinder SnapVX snapshots. The administrator wants the snapshots to expire after seven days. Which action should be taken by the administrator?

A. Set the "time-to-live" on the snapshots.

B. Snapshots must be recreated, specifying the "time-to-live"

C. Snapshots must be manually deleted, one at a time.

D. Link the snapshots to the target

Discussion 0

Correct Answer: A Vote an answer

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