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EMC E20-816 Exam Syllabus Topics:

EMC Symmetrix Solutions Expert Exam for Technology Architects Sample Questions:

1. Refer to the exhibit.

A company has three data centers that they use to run Concurrent SRDF/Star. Due to a network problem, links between the workload and synchronous target sites have become unavailable.
Which diagram accurately reflects the status of the Concurrent SRDF/Star configuration?

A) 4
B) 2
C) 1
D) 3

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

3. You are completing a detailed configuration for a VMAX that will support a new Oracle 11g instance and database. Which volume configuration is best for the Oracle Archive Log files?

A) Striped RAID 0
B) Native RAID 3
C) Striped RAID 0+1
D) Native RAID 1

4. Refer to the exhibit.

A customer has a three-site configuration, where Site-A is running critical production applications, Site-B receives data from Site-A in SRDF/S mode and is used exclusively for disaster recovery. Site-C is a new location designed to receive data from Site-B using Cascaded SRDF. During the initial establish of data between Site-B and Site-C, significant performance issues were encountered at Site-A. What action should be taken to improve Site-A performance?

A) Use SRDF/S mode from Site-B to Site-C
B) Use different RF-ports on Site-C
C) Use separate RF-ports between Site-B and Site-C
D) Use SRDF/acp_dsk mode from Site-A to Site-B

5. A customer has a Symmetrix VMAX array. Symmetrix back-end utilization is about 70%. They would like to increase their workload by 10%. What would be the expected change in the response time due to the increased workload?

A) Greater than 10%
B) Less than 10%
C) 10%
D) Remain the same

Solutions: