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EMC E20-554 Exam Syllabus Topics:

EMC Isilon Design Specialist Exam for Technology Architects Sample Questions:

1. While validating the value (VTV) with a large educational customer, they have decided they would like to add a Disaster Recovery (DR) site to their existing Isilon environment. The existing cluster contains six X-Series nodes. They plan to have all workflows replicated to the DR site and both clusters will have identical shares, exports, and user authentication. The customer would like to test DR failover every six months by running their production environment from the DR site.
What would you recommend for the DR solution?

A) Equal number of S-Series nodes at the primary site
B) SmartConnect and NL-Series nodes at the primary site
C) SyncIQ and NL-Series nodes at the DR site
D) SyncIQ and identical cluster at the DR site

2. When designing Isilon solutions, which issue should you pay special attention to?

A) Meet customer expectations
B) Follow all SSD sizing rules
C) Conduct stakeholder interviews
D) Create a workflow document

3. Refer to the exhibit.

A large hospital chain has approached you to redesign their storage infrastructure. The head of IT believes their requirement is for 100 TB of RAW capacity. They want to consolidate their PACS, file shares and home directories onto one cluster and require very fast enumeration of the directories. The following are the notes from meetings with the department heads.Which is the best cluster configuration that meets the customer's requirements?

A) 5 x S-Series nodes
B) 3 x NL-Series nodes using SynqIQ to 3 x NL-Series nodes
C) 4 x X-Series nodes using SynqIQ to 4 x NL-Series nodes
D) 3 x S-Series nodes using SmartPools and 3 x NL-Series nodes for Archive

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

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

Solutions: