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EMC Symmetrix Solutions Expert Exam for Technology Architects Sample Questions:

1. Refer to the exhibit.

A company plans to deploy a one engine Symmetrix VMAX array in their VMware vSphere environment. The ESXi hosts will be connected to the VMAX array over a FC SAN. What is the recommended best practice when zoning an ESXi host with two HBAs to the VMAX?

A) HBA 1 to Port E0 on Odd (7) Director HBA 1 to Port E0 on Even (8) Director HBA 2 to Port G0 on Odd (7) Director HBA 2 to Port G0 on Even (8) Director
B) HBA 1 to Port E0 on Odd (7) Director HBA 1 to Port G0 on Odd (7) Director HBA 2 to Port E0 on Even (8) Director HBA 2 to Port G0 on Even (8) Director
C) HBA 1 to Port E0 on Odd (7) Director HBA 1 to Port E1 on Odd (7) Director HBA 2 to Port G0 on Even (8) Director HBA 2 to Port G1 on Even (8) Director
D) HBA 1 to Port E0 on Odd (7) Director HBA 1 to Port F0 on Odd (7) Director HBA 2 to Port G0 on Odd (7) Director HBA 2 to Port H0 on Odd (7) Director

2. 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 that must be allocated for optimal transaction log performance?

A) 10
B) 8
C) 2
D) 4

3. A customer requires a restartable Oracle database up to and including the last committed transaction. Which SRDF best practice solution would you architect?

A) Maintain a synchronous RDF link between the R1 and R2 at all times. Perform a consistent BCV split off the R2 devices and mount the BCVs to the target host.
B) Split (consistent) all the BCV devices from the R2s after full synchronization. Then mount the Oracle BCV devices to the production host.
C) Create a point-in-time clone copy of the R2 and deactivate the clone session for recoverability.
D) Split (consistent) all the BCV devices from the R1s after full synchronization. Mount the Oracle BCV devices to the production host.

4. A new Symmetrix array is being designed for an Oracle data warehouse. The workload is expected to be primarily reads for batch reporting. The customer wants to maximize usable capacity of the array and follow best practices for RAID types to optimize performance. Which RAID level(s) should be used for the control files, data files, redo logs and archive logs?

A) RAID5 for archive logs and data files, RAID1 for control files and redo logs
B) RAID1 for control and data files, RAID 5 for archive and redo logs
C) RAID 5 for data files, RAID 1 for control files, redo logs and archive logs
D) RAID1 for all data

5. A large customer has a formal Capacity and Performance Measurement (CPM) department. Some of this customer's business users describe the environment as good, while others describe the environment as challenged. They know that the CPM department has proactively avoided some issues but are frustrated by other occasions when they have experienced performance short-falls or insufficient storage resources. How would you categorize this Performance Management style?

A) Proactive Style
B) Reactive Style
C) Casually Observant
D) Actively Observant

Solutions: