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EMC Isilon Design Specialist Exam for Technology Architects Sample Questions:

1. You are working with a healthcare company that is interested in replacing all the backend storage for their PACS system.In general, how should the solution be presented to the customer?

A) VNX for image cache; Isilon NL-Series nodes for image archive
B) Isilon NL-Series nodes for image cache and image archive
C) Isilon A-Series nodes for image cache; Isilon NL-Series nodes for image archive
D) VNX for image cache and image archive

2. A media and entertainment company has asked for help in creating a new Video On Demand (VOD) storage system. The storage would be delivered to 5000 subscribers simultaneously. They would like to store 5000 hours of full length, High Definition (HD) movies.
What would be the best price-to-performance node(s) for this solution?

A) X200 with no SSD and 48GB RAM
B) Mixed X400 48GB RAM and NL400 24GB
C) X400 with 1.6TB SSD and 24GB RAM
D) X400 with no SSD and 96GB RAM

3. Your customer uses an existing Isilon cluster consisting of five NL-Series nodes to source broadcast media files for playback and streaming. The customer reports that the playback pauses and stutters regularly. It has been confirmed that there are no network or playback system issues.
Which is the appropriate choice to resolve the playback issues?

A) Add three or more S-Series nodes
B) Upgrade OneFS to the latest version
C) Enable SmartConnect Advanced
D) Enable Level 2 caching

4. A customer has grown 2 PB in the last year. The cluster performs well most times of the day, but occasionally during the day, the customer notices a decrease in performance. You have been told that 'tree-deletes' are taking too long and can only be run on weekends.
What would you recommend to speed up the 'tree-deletes'?

A) Use an A100 node for added CPU performance to help with 'tree-deletes.'
B) Add an SSD tier for metadata, ensuring all nodes have SSDs.
C) Add an SSD node tier for metadata to account for at least 2% of RAW capacity
D) Add 20% more nodes to the cluster to help with degraded performance.

5. You meet a customer for the first time. They explain that their current environment for NAS does not meet their needs. You want to make sure that Isilon is a good fit for their needs.
What would be a good prequalifying question to ask?

A) How many NICs do your clients have?
B) Are you using a KVM to access your storage?
C) What type of racks are in your datacenter?
D) What applications access this storage?

Solutions: