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EMC Symmetrix Solutions Expert Exam for Technology Architects Sample Questions:

1. Refer to the exhibit.

A customer is reviewing the overall SAN Fabric and needs to determine data access risk points. Which numbered item will provide an intruder access to the SAN Space?

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

2. A new EMC customer recently installed their first VMAX and a complete suite of EMC management tools. Their lead capacity planner attended training and has started monitoring the VMAX. You receive a call and this person describes the measurements observed. During the period of heaviest workload, reported throughput on certain Fibre Channel ports is nearing 150,000 KB/second but those ports display only about 10% utilization. What is the likely cause?

A) Sequential prefetch skews throughput %
B) Striped metavolumes report invalid IOPS
C) I/O block size is very small
D) I/O block size is very large

3. Click on the calculator icon in the upper left corner. Refer to the exhibit.

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 "N:\". You have decided on RAID-5 protected 15,000 RPM drives for the new SQL database and RAID-1 for the transaction log.
Last week, you configured Perfmon to record the current IOPS load of the databases during the 8-hour business day, Monday thru Friday as shown in the exhibit. During an average business day, the transaction log processes 87 GB worth of data.
Following EMC best practices, what is the minimum number of spindles required to satisfy the performance needs of the database?

A) 12
B) 8
C) 20
D) 16

4. What does basic Symmetrix performance knowledge allow you to do?

A) Advise customer on configuration issues that might affect workload
B) Provide better pricing on small and mid-range array models
C) Plan for power outages
D) Install planned microcode upgrades without experiencing downtime

5. A customer requested a point-in-time replica of their Oracle database. You have architected a TimeFinder/Clone environment to meet the customer's requirements. However, the customer immediately notices that queries against the production database are noticeably slower than normal. Which recommendation helps minimize this performance impact?

A) Re-create the clone pair using the differential option
B) Create a newTimeFinder/Clone session using the precopy flag
C) Re-create a new TimeFinder/Clone session off R2 volumes
D) Create a TimeFinder/Snap session off R2 volumes

Solutions: