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EMC E20-816 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Symmetrix Configuration and Management | 25% | - Host Connectivity and PowerPath - Masking, Mapping, and LUN Provisioning - Symmetrix Command Line Interface (SYMCLI) |
| Topic 2: Performance Optimization and Troubleshooting | 25% | - Performance Monitoring and Analysis - I/O Workload Optimization - Troubleshooting Common Issues |
| Topic 3: Data Protection and Replication | 25% | - SRDF (Symmetrix Remote Data Facility) - TimeFinder/Snap, Clone, and Mirror - Business Continuity and Disaster Recovery |
| Topic 4: Symmetrix Architecture and Hardware | 25% | - Directors, Cache, and Backend Components - DMX and VMAX Series Architecture - Virtual Provisioning and Storage Virtualization |
EMC Symmetrix Solutions Expert Exam for Technology Architects Sample Questions:
Click on the calculator icon in the upper left corner. A customer is implementing an Exchange 2010 environment for 500 users on an EMC Symmetrix VMAX and has the following requirements.
-1 GB mailbox quota per user.
-Each user sends and receives approximately 125 messages per day.
-The average message size is 65 KB.
-Deleted items will be retained for 14 days.
What is the minimum capacity recommended for each mailbox?
- A. 1.0 GB
- B. 1.6 GB
- C. 1.3 GB
- D. 1.1 GB
Which change in a Symmetrix VMAX workload will typically result in a decrease in the hit rate?
- A. Increase in the percentage of sequential reads
- B. Spreading the workload over more devices
- C. Decrease in the I/O size
- D. Decrease in the percentage of write I/Os
A colleague configured new thin volumes on an EMC Symmetrix VMAX in preparation for a customer's Exchange 2010 environment. The Exchange environment will be configured on a 4-node Windows 2008 Failover Cluster. The customer's storage environment is already oversubscribed and the new store volumes are quite large. The colleague wants to avoid fully allocating the thin volumes.
How should you format the volumes?
- A. FAT32 using regular format.
- B. NTFS using regular format.
- C. FAT32 using quick format.
- D. NTFS using quick format.
Your customer decided to implement FAST VP on a two engine VMAX. The requirement is approximately 1.5TB for the Enterprise Flash Drive Tier. Which drive configuration option provides a balanced backend design with the best performance?
- A. twenty 100GB EFD
- B. eight 400GB EFD
- C. twelve 200GB EFD
- D. sixteen 200GB EFD
A customer has a new four engine Symmetrix VMAX storage array installed at their site. The array will be the target for a consolidation of three Symmetrix DMX storage arrays. The customer has concerns about required performance for a specific application that currently uses logical volumes from two of the source arrays. All applications that use this storage will have different peak usage times during the day.
How can the customer configure the new VMAX cache to guarantee the best level of service to the specific application?
- A. Create a dynamic partition, set a high donation age for the application cache partition
- B. Create a dynamic partition, set a low donation age for the application cache partition
- C. Create a static partition, set a high donation age for the application cache partition
- D. Create a static partition, set a lower write pending limit for the application cache partition
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