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EMC E20-326 Exam Syllabus Topics:

EMC Symmetrix Solutions Design Exam for Technology Architects Sample Questions:

Question 1

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 of the databases during the 8-hour business day, Monday through Friday as shown in the exhibit. During an average business day, the transaction log processes 43 GB worth of data.

Following EMC best practices, which discount can be taken from the overall write IOPS when calculating for the database writes?

A. 392
B. 989
C. 196
D. 597

Question 2

A proposed SRDF/S solution was modeled with BCSD. The model assumed that the Source array had 4 GigE ports. The RA utilization chart shows the maximum utilization at 70%. How many GigE ports should be recommended to ensure a successful implementation?

A. 8
B. 6
C. 5
D. 4

Question 3

You are designing a new disaster recovery solution with VMAX arrays. During the initial project kick-off meeting, the customer reports the maximum allowable downtime for their applications is ninety minutes, but they have not yet determined how much data recovery following a disaster their environment can tolerate.
The customer asks which remote replication method you recommend for their environment.
What do you recommend?

A. Recommend the disaster recovery solution described in the Statement of Work.
B. Recommend the disaster recovery solution as described in the Sales Order.
C. Defer making a recommendation until the application RTO is known.
D. Defer making a recommendation until the application RPO in known.

Question 4

A customer is facing intermittent outages on their SRDF/A link. Typically, an outage does not last for more than 5 minutes. The storage administrator is planning to configure transmit idle along with the DSE.
Applications on the production VMAX generate approximately 1500 write operations every second. Assuming that all writes are 128KB in size, how much disk space is required in the DSE pool?

A. 55GB
B. 80GB
C. 65GB
D. 45GB

Question 5

What are the main components that make up a virtual provisioning environment?

A. DRVs, CDEVs and a storage pool.
B. Striped Metas, VDEVs and a Thin Pool.
C. Masking Views, VDEVs and BCVs.
D. TDEVs, TDATs and a Thin Pool.

Solutions: