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EMC Symmetrix Solutions Design Exam for Technology Architects Sample Questions:

1. A customer plans to configure their new Symmetrix VMAX 20K. They want your advice on how to configure a storage pool. This new storage pool will handle large block, sequential write I/O.
What advice should be provided about RAID types as they relate to performance?

A) RAID type does not matter since everything in the VMAX goes through cache.
B) Use RAID 5 because it can be more efficient for sequential writes than RAID 1.
C) Use RAID 6 because both RAID 1 and RAID 5 have a higher overhead penalty.
D) Use RAID 1 because RAID 5 will have an overhead penalty.

2. Prior to starting an implementation, which tool should be used to automate the data collection on a Windows host?

A) EMCGrab
B) E-Lab Advisor
C) Change Tracker
D) EMCReports

3. You are designing a new VMAX array. The customer's primary concern is maximizing capacity available to the host. What RAID protection should you recommend?

A) RAID-6 (6+2)
B) RAID-1/0
C) RAID-5 (3+1)
D) RAID-5 (7+1)

4. When does the ACOFW behavior apply in a TimeFinder/Snap environment?

A) During all writes to the source device
B) During writes to protected tracks on the virtual device
C) During writes to protected tracks on the source device
D) During all writes to the virtual device

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

Solutions: