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EMC E20-554 Exam Syllabus Topics:

EMC Isilon Design Specialist Exam for Technology Architects Sample Questions:

1. A company currently has numerous file servers providing home directories for its employees. Some departments have their own file servers. All corporate users authenticate using Active Directory. The engineering department has their own untrusted AD domain for their file servers.
The company is looking for a consolidated solution that requires minimal changes to the environment, and that creates a single namespace for the home directories.
What is the recommended solution that will meet this company's requirements?

A) Configure two separate clusters, one for each AD domain.
B) Utilize SmartPools to create two pools to separate the domains.
C) Implement an Isilon cluster and utilize Access Zones.
D) Consolidate onto a single cluster and merge the domains.

2. A company wants to reduce the footprint in their data center. They recently completed a proof of concept with Hadoop using Direct Attached Storage (DAS) for their Big Data initiative. You have determined that incorporating an Isilon cluster into their Hadoop environment would help in reducing this footprint.Which Hadoop components can be consolidated onto the Isilon cluster to reduce the footprint?

A) NameNode and TaskTracker
B) ComputeNode and NameNode
C) DataNode and NameNode
D) DataNode and ComputeNode

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

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

5. A cost-conscious customer is exploring Isilon for their PACS archive. The workflow consists of one hundred cases a day, each including fifty 60MB image files. However, each image will have five-hundred 64kB metadata files associated with it. They currently have six years worth of archived data. They will need to migrate to the new solution and they need to plan for an additional three years of archive capacity.
Which solution would you recommend to fit their capacity needs?

A) 24 X-Series nodes with N+3 protection policy providing 2597 TiB of useable capacity
B) 18 NL-Series nodes with N+2:1 protection policy providing 2078 TiB of useable capacity
C) 24 NL-Series nodes with N+3 protection policy providing 2597 TiB of useable capacity
D) 12 NL-Series nodes with N+2 protection policy providing 1300 TiB of useable capacity

Solutions: