Expert - VMAX All Flash and VMAX3 Exam: E20-807 Exam
"Expert - VMAX All Flash and VMAX3 Exam", also known as E20-807 exam, is a EMC Certification. With the complete collection of questions and answers, PrepAwayPDF has assembled to take you through 75 Q&As to your E20-807 Exam preparation. In the E20-807 exam resources, you will cover every field and category in DECE - Implementation Engineer Certification helping to ready you for your successful EMC Certification.
- Exam Code: E20-807
- Exam Name: Expert - VMAX All Flash and VMAX3 Exam
- Certification Provider: EMC
- Corresponding Certification: DECE - Implementation Engineer
- Updated: Oct 29, 2026
- No. of Questions: 75 Questions & Answers with Testing Engine
- Download Limit: Unlimited
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E20-807 Practice Q&A's
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EMC E20-807 Exam Overview:
| Certification Vendor: | Dell EMC |
|---|---|
| Exam Name: | Expert - VMAX All Flash and VMAX3 Exam |
| Exam Number: | E20-807 |
| Available Languages: | English |
| Exam Format: | Scenario-based Questions, Multiple Choice |
| Real Exam Qty: | 60 |
| Related Certifications: | Specialist - Systems Administrator, VMAX All Flash and VMAX3 Solutions Associate - Information Storage and Management |
| Exam Duration: | 90 minutes |
| Sample Questions: | DOWNLOAD DEMO |
| Exam Way: | Proctored exam delivered through Dell EMC Proven Professional testing channels (test center or authorized online delivery where available). |
| Pre Condition: | Recommended: Associate - Information Storage and Management certification and Specialist - Systems Administrator, VMAX All Flash and VMAX3 Solutions certification or equivalent knowledge. |
| Official Syllabus URL: | https://learning.dell.com/content/dam/dell-emc/documents/en-us/E20_807_VMAX3_Solutions_Expert_Exam.pdf |
EMC E20-807 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: VMAX All Flash and VMAX3 Security Concepts | 14% | - Security Architecture
|
| Topic 2: FAST.X Solutions | 14% | - FAST.X Architecture
|
| Topic 3: SRDF Three-Site and Metro Solutions | 22% | - Three-Site Replication
|
| Topic 4: Non-Disruptive Migration | 14% | - Migration Execution
|
| Topic 5: VMAX All Flash and VMAX3 Performance | 36% | - Cache and Backend Director Analysis
|
E20-807 Exam: Answers Before You Buy
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Proctored exam delivered through Dell EMC Proven Professional testing channels (test center or authorized online delivery where available). Registration for the EMC Expert - VMAX All Flash and VMAX3 exam is handled through these official channels:
After booking, your PrepAwayPDF practice questions arrive by email within 1 minute — preparation can begin the same day.
The E20-807 exam is a EMC certification exam validating the skills in the EMC Expert - VMAX All Flash and VMAX3 syllabus shown above. It counts toward these credential paths: Specialist - Systems Administrator, VMAX All Flash and VMAX3 Solutions, Associate - Information Storage and Management. Candidates at many career stages take it in 2026 to demonstrate verified capability. PrepAwayPDF prepares you with 75 practice questions in PDF, Desktop Test Engine, and Online Test Engine formats.
Everything, in one purchase: 75 practice questions for the EMC Expert - VMAX All Flash and VMAX3 exam in three formats — a printable, expert-prepared PDF with instant download; a Desktop Test Engine for Windows that simulates the real exam with two practice modes and works offline; and an Online Test Engine for any browser on Windows, Mac, Android, and iOS with test history and performance review. You also receive a free demo, 365 days of free updates from a team that keeps innovating on the material, a 50% renewal discount afterward, unlimited installations, and considerate pre-sale and after-sale service.
The EMC Expert - VMAX All Flash and VMAX3 exam contains 60 with 90 minutes to complete them. Practicing under the same time constraint with the PrepAwayPDF Desktop Test Engine makes exam-day pacing feel rehearsed.
Recommended: Associate - Information Storage and Management certification and Specialist - Systems Administrator, VMAX All Flash and VMAX3 Solutions certification or equivalent knowledge. Since policies evolve, confirm the current requirements on the official EMC exam page before you schedule.
EMC recommends the following training for the EMC Expert - VMAX All Flash and VMAX3 exam:
Supplement the training with the 75 practice questions from PrepAwayPDF — self-testing reveals what training alone cannot.
The official EMC Expert - VMAX All Flash and VMAX3 outline defines 5 domains, the three largest being VMAX All Flash and VMAX3 Security Concepts (14%), Non-Disruptive Migration (14%), and VMAX All Flash and VMAX3 Performance (36%). The complete list is in the topics section above, and PrepAwayPDF's 75 practice questions address every domain.
EMC Expert - VMAX All Flash and VMAX3 Sample Questions:
A host is currently using ports 1d4 and 4d4 in a two-engine VMAX3 and additional LUNs are required for the current host. Current total LUN count for ports 1d4 and 4d4 are 4096 each.
Which ports will follow best practices for increasing LUN count for the application?
- A. 1d4 and 4d4
- B. 1d4 and 4d5
- C. 1d5 and 4d5
- D. 1d5 and 4d4
Correct Answer: B 🗳️
If an XtremIO external tier is placed in its own Storage Resource Pool, which SLO is associated with the external tier?
- A. Silver
- B. Gold
- C. Optimized
- D. Platinum
Correct Answer: C 🗳️
An administrator implemented SYMACLs on a VMAX3 using hardware-based Access IDs. The administrator is not able to run SYMCLI commands against the volumes belonging to a host. The volumes were originally provisioned using the host in which the host in which the administrator experienced issues.
What is a possible reason for this issue?
- A. symacl -unique -passphrase was run using a different passphrase
- B. SYMAPI options file was manually modified with the wrong host ID
- C. Host is not in the eMgmt Access Group
- D. Host network interface card was replaced
Correct Answer: A 🗳️
SRDF/Metro has been deployed between two data centers. SRDF/Metro is operating normally. Maintenance tasks at the R1 data center require the array to be offline.
Which SRDF operation should be executed on the Metro RDF pairs to facilitate the planned outage without affecting application I/O?
- A. Failover
- B. Suspend with bias set to R2
- C. Swap
- D. Split with bias set to R2
Correct Answer: A 🗳️
SRDF/A MSC has been configured between two sites. There are two VMAX3 arrays at the source site and two VMAX3 arrays at the target site. An SRDF/A MSC trip event has occurred.
What happens if the Receive Delta Set on one of the target arrays is incomplete?
- A. Session is marked as Cleanup required
- B. Partial Receive Delta Set data is applied
- C. Receive Delta Set data is discarded
- D. Session is marked as Partitioned
Correct Answer: C 🗳️
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