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EMC E20-816 Exam Syllabus Topics:

EMC Symmetrix Solutions Expert Exam for Technology Architects Sample Questions:

1. A customer connected a new Microsoft Exchange 2010 server to their VMAX array. The server will use Windows native MPIO. The customer asks which failover policy they should use for best performance.
What do you recommend?

A) Round Robin Load Balancing
B) Symmetrix Optimization
C) Fail Over Only
D) Weighted Path Load Balancing

2. Refer to the exhibit.

A customer engaged technical support for a performance issue with their application. The exhibit shows IOPS for the four FA processors utilized to connect the HPUX host to the storage. The FA processors are dedicated to the application. All logical volumes, ports and storage are part of a single masking view. What should the customer change to enhance performance of the host?

A) Modify host LVM configuration
B) Add FA ports
C) Correct multipath configuration
D) Add FA processor capacity

3. A customer has the following storage configuration for a specific application:
-Symmetrix VMAX 4 engine with 128 GB cache per engine
-SRDF/A with two 1 Gbps links to remote site
-4.2 TB of logical volumes configured for SRDF/A replication
-SMC / SPA installed for storage management
The customer is periodically experiencing high response times for the application.
How can the customer use SPA to determine the potential cause of the high response times?

A) View SRDF/A device write pending count versus system write pending count
B) View Directors BE % busy versus Directors FE % busy
C) View RDF-Group (group number) rewrites per sec
D) View Ports FE throughput in Kbps versus Devices Kbps read + Devices Kpbs written

4. A company plans to lay out their Oracle 11g OLTP database across four Symmetrix VMAX LUNs. Which Oracle component can be co-located with the Control Files without impacting performance?

A) Redo Log files
B) Archive Log files
C) System Tablespace
D) Data files

5. Refer to the exhibit.

A customer has been performing VLUN Migrations between identical pools and noticed the migration times have varied from minutes to hours. What would explain the variations in the rate of migration?

A) Number of simultaneous migration sessions has been exceeded
B) Quality of service for VLUN has been set to 5
C) Random read misses exceeding 50%
D) Write Pending exceeding 50%

Solutions: