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EMC E20-554 Exam Syllabus Topics:

EMC Isilon Design Specialist Exam for Technology Architects Sample Questions:

1. You are sizing an Isilon cluster for a new customer. Analyzing their workflow you determine that they have a large block random read workload.What is the most important factor to consider when sizing this solution?

A) Bandwidth
B) Headroom
C) IOPS
D) Latency

2. Your customer has observed a degradation in response time while browsing for media files within the Production Media folder on the Isilon cluster. That directory now contains over five million files. It was confirmed that there are no network or edit station related causes.
What changes to the Isilon cluster will best accelerate the browsing performance?

A) Upgrade RAM on the nodes
B) Add Solid State Drives (SSDs) to the nodes
C) Add an A-Series Performance Accelerator node
D) Upgrade network interfaces on the nodes to 10 Gbps

3. A customer has eight X400 24GB RAM nodes that support 400 client connections. They will be adding 400 more clients in the next few months. They are looking at adding an A-Series node to the cluster to help with client connections.Before they start adding client connections, what hardware change do you recommend?

A) Add RAM to the nodes to offset concurrent client connections
B) Add an A100 node to offset concurrent client connections
C) Add more network switches to increase the number of connections
D) Add nodes with SSD to help with connections

4. Which IsilonOneFS protection level allows you to withstand two drive failures but no more than one complete node failure?

A) N+2
B) N+3:1
C) N+2:1
D) N+1

5. You are reviewing an opportunity with a trusted advisor. You both discover gaps in the initial solution design.
Each iterative discussion with the customer helps you define the solution better. The documents produced capture the customer's requirements.
What else needs to occur to refine the sizing considerations?

A) Review you assumptions and ask the customer what business issue you're solving.
B) Validate the Workflow Profile Assessment and test the solution against your findings.
C) Complete your Solution Design Document and forward to EMC consulting.
D) Provide the CIO with the findings and gain commitment to a Proof of Concept.

Solutions: