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EMC Isilon Design Specialist Exam for Technology Architects Sample Questions:

1. You meet with the IT Director of a large single site campus. The IT department has recently taken over Physical Security from the facilities department and plans a complete overhaul of the surveillance solution. They are looking to you as a storage architecture expert to provide the correct amount of storage needed. The IT Director asks you what items they need to provide in order to size this solution.What data do you require from the customer?

A) Bit rate per camera Camera manufacturer Video management system Retention time
B) Pixel count Video CODEC Color sampling Frames per second (fps) Number of devices Retention time
C) Pixel count Video CODEC Color sampling Frames per second (fps) Number of devices Video management system Evidence collection period
D) Video resolution Video CODEC Frames per second (fps) Number of devices Retention time

2. When designing Isilon solutions, what issues should you pay special attention to?

A) Avoid being too enthusiastic over the technology Balance technical and business requirements Provide options Design to meet customer expectations
B) Solutions Document Balance technical and business requirements Provide options Practical vs. theoretical implementations
C) Workflow Document Solutions Document Application types Data strategy
D) Solutions Document Balance technical and business requirements Downstream hand-off Design to meet customer expectations

3. You set up a meeting to gather information on a new project with the IT manager and plan to use a workflow profile assessment (WPA) to document the requirements.
Why is it recommended to talk to as many stakeholders as possible?

A) Using the WPA tool will give you the best "big picture" to see things such as block size, de-dupe, file size and volumes.
B) Completing this document gives sales a list of who the stakeholders are at customer site.
C) Using workflow profile enables sales to take this information to EMC consulting for review to validate the configuration.
D) Helps downstream personnel, such as implementation and delivery, to have a clearer understanding of the requirements.

4. An Isilon customer is reporting less than expected performance from the cluster and poor space utilization. The customer is using three X400 nodes with N+2:1 protection policy to host webserver log data. Upon further analysis, it is discovered that the webservers write log files 64 KiB in size. The log files are then accessed by an analytics application for reporting.
What should be done to increase write performance of the cluster?

A) Add SSDs to the X-Series nodes in the cluster.
B) Add A-Series performance accelerator nodes to the cluster.
C) Change the protection scheme to a mirroring policy.
D) Add S-Series storage nodes to the cluster.

5. Your customer purchased an Isilon cluster with eight X400 nodes for Home Directories. Your follow-up discussions have uncovered an opportunity to expand the cluster to support the Legal Department. As you prepare to complete the Workflow Profile Document, you meet with the customer to discuss data protection.
Which key areas should you address?

A) Default cluster protection level Backup windows and processes Concurrency of user access
B) Default cluster protection level Additional directory level protections Snapshots and replication
C) Protocols (SMB, NFS, FTP, HTTP, HDFS) Authentication and Directory Services Performance and latency concerns
D) WORM requirements Network ports for replication Snapshots for user restores

Solutions: