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EMC Symmetrix Solutions Design Exam for Technology Architects Sample Questions:

1. A customer is planning a Tech Refresh. The proposed migration will make use of Open Replicator Hot Pull.
Which Open Replicator Hot Pull feature allows the customer to minimize the possibility of data loss during the migration?

A) Symmetrix Differential Data Facility
B) Protection Bitmap
C) Symmetrix Track Table
D) Donor Update

2. An SRDF/S implementation is being designed. The application is doing 6,000 4 KB IOPS with 30% writes and uses multiple volumes. Assume that the RA performance limits are 3,800 4 KB IOPS for a Fibre RF adapter.
How many RFs are recommended?

A) 6
B) 4
C) 1
D) 2

3. A customer plans to migrate existing AIX, HP-UX and IBM iSeries hosts to a new VMAX array. Performance data is needed to design the VMAX volumes configuration layout.
What host performance data do you request from the customer?

A) STP, Perfmon, SMF/CMF
B) IOSTAT, SAR, WRKDSKSTS
C) Perfmon, SAR, SMF/CMF
D) IOSTAT, STP, WRKDSKSTS

4. A Symmetrix VMAX hosts four applications. Each application is assigned a named dynamic cache partition. Two of the partitions are static and two are flexible. The write pending limit for each partition is set to 60%.
What will happen if an application running in a static partition reaches the write pending limit set for that partition?

A) The write pending limit of the partition will be raised until it reaches 80%
B) Host write activity to that partition will be throttled
C) Cache will be borrowed from a flexible partition
D) Cache will be borrowed from the default partition

5. You are designing the Symmetrix VMAX architecture for a DAS-to-SAN SQL Server migration. Currently all user databases reside on a single locally-attached disk enclosure, mounted to "M:\". You have decided on RAID-1 protected 15,000 RPM drives for the new SQL environment.

Last week, you configured Perfmon to record the current IOPS load as shown in the exhibit. Following EMC best practices, what is the minimum number of spindles required to satisfy the performance needs of the database?

A) 9
B) 20
C) 18
D) 10

Solutions: