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EMC Symmetrix Solutions Expert Exam for Technology Architects Sample Questions:

1. A customer has asked, what would be the biggest advantage of implementing an ASM, Oracle 11g application on an existing EMC Symmetrix array?

A) Added volumes to an ASM instance would re-balance all existing Oracle objects automatically.
B) Add volumes to the ASM disk group, will re-stripe the data across all target Oracle volumes.
C) Add volumes to the ASM disk group, will automatically re-stripe the data across the target Timefinder/Clone volumes.
D) Add new volumes to the ASM disk group will enable the DBA to issue an ASM rebalance command.

2. A data warehouse team is reporting poor performance on their batch reports. The database runs on a Solaris host connected to a DMX-4 array with Fibre Channel drives sized to support a sequential read workload. Which ratio in Performance Manager metrics would be most useful in diagnosing the performance issue?

A) I/O per second vs. Average sampled read time
B) KBytes read per second vs. I/O per second
C) Read % vs. Write %
D) Prefetched tracks per second vs. Tracks not used per second

3. Which data protection benefit does Symmetrix Service Credential provide?

A) Provides user host connection authentication
B) Maintains protection during maintenance operations
C) Provides service connection encryption
D) Maintains SRDF data-in-flight protection

4. Refer to the exhibit.

A customer has a Symmetrix VMAX storage array which had a capacity add completed after one year of service. Performance for a specific host application with large block I/O has not achieved expected levels of performance. The customer requests a performance review and determination of the problem.
You determine that FA processors are running 52% busy, FA ports have an average of 30 MB/s and disks in the thin storage pool are 28% utilized. Which cost effective solution should be suggested?