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EMC Symmetrix Solutions Expert Exam for Technology Architects : E20-816
- Exam Code: E20-816
- Exam Name: Symmetrix Solutions Expert Exam for Technology Architects
- Updated: Oct 28, 2026 Q & A: 156 Questions and Answers
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EMC E20-816 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Symmetrix Configuration and Management | 25% | - Masking, Mapping, and LUN Provisioning - Symmetrix Command Line Interface (SYMCLI) - Host Connectivity and PowerPath |
| Topic 2: Data Protection and Replication | 25% | - TimeFinder/Snap, Clone, and Mirror - SRDF (Symmetrix Remote Data Facility) - Business Continuity and Disaster Recovery |
| Topic 3: Symmetrix Architecture and Hardware | 25% | - Virtual Provisioning and Storage Virtualization - Directors, Cache, and Backend Components - DMX and VMAX Series Architecture |
| Topic 4: Performance Optimization and Troubleshooting | 25% | - Performance Monitoring and Analysis - Troubleshooting Common Issues - I/O Workload Optimization |
EMC Symmetrix Solutions Expert Exam for Technology Architects Sample Questions:
Question #1
Click on the calculator icon in the upper left corner.
A customer is implementing an Exchange environment on an EMC Symmetrix VMAX. The environment will be deployed on 600 GB FC 15K drives using RAID 1 data protection. The application generates 1350 I/O per second and has a 2:1 read/write ratio.
What is the minimum number of drives recommended to support the application?
- A. 16
- B. 12
- C. 8
- D. 30
Correct Answer: B π³οΈ
Question #2
A customer has a VMAX 1 Engine with 128 GB of cache. The disks are configured in RAID 1 and SRDF is not implemented. The applications on the VMAX perform heavy writes with a ratio of 20/80 (Reads/Writes). Due to continuous rate of writes, the VMAX reaches the Device Write Pending Limit.
What is the most cost effective way to address the problem?
- A. Migrate from RAID 1 to RAID 5
- B. Add cache on the VMAX
- C. Migrate from RAID 1 to RAID 6
- D. Spread write activity to more devices
Correct Answer: D π³οΈ
Question #3
During monthly loads of a data warehouse, the customer observes significant increased response time on their OLTP database. Both applications reside on the same tier-1 storage and are replicated using the same SRDF/S links. During these high utilization periods, which tool can be used to give preference to servicing the OLTP database I/O?
- A. Symmetrix Priority Controls
- B. SymQOS
- C. Delta Set Extensions
- D. Symm Optimizer
Correct Answer: A π³οΈ
Question #4
What describes a restartable database in an Oracle environment?
- A. A copy of a database using consistency technology without putting the database in hot backup mode
- B. A copy of a database in which transaction logs can be applied to the data files
- C. A copy of a database using consistency technology by putting the database in cold backup mode
- D. A copy of a database in which Oracle data files are always synchronized
Correct Answer: A π³οΈ
Question #5
A customer requires a restartable Oracle database up to and including the last committed transaction. Which SRDF best practice solution would you architect?
- A. Create a point-in-time clone copy of the R2 and deactivate the clone session for recoverability.
- B. Maintain a synchronous RDF link between the R1 and R2 at all times. Perform a consistent BCV split off the R2 devices and mount the BCVs to the target host.
- C. Split (consistent) all the BCV devices from the R2s after full synchronization. Then mount the Oracle BCV devices to the production host.
- D. Split (consistent) all the BCV devices from the R1s after full synchronization. Mount the Oracle BCV devices to the production host.
Correct Answer: B π³οΈ
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