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EMC E20-554 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Capacity and Performance Design | 25% | - Performance requirements analysis - SSD use cases and caching - SmartPools and tiering strategy - Capacity planning and sizing |
| Topic 2: Features and Functionality | 20% | - SnapshotIQ, SyncIQ, SmartQuotas - Multi-protocol access and identity management - Security and authentication - Deduplication, compression, and data efficiency |
| Topic 3: Solution Design and Sizing | 10% | - Scalability and expansion planning - Workload analysis and requirements gathering - Cluster design best practices |
| Topic 4: Network and Connectivity Design | 20% | - Bandwidth and redundancy planning - SmartConnect configuration - Client access protocols (NFS, SMB, HTTP, HDFS) - Network topology and protocols |
| Topic 5: Isilon Architecture and Concepts | 25% | - Node types and hardware platforms - OneFS file system fundamentals - Scale-out NAS architecture - Data protection and protection levels |
EMC Isilon Design Specialist Exam for Technology Architects Sample Questions:
A company currently has multiple fileservers to provide home directories for its employees. Each department has a separate fileserver. Most corporate users are on Windows clients and utilize Active Directory, except for the Engineering department, which uses Linux and NIS for authentication. The company is looking for a solution with minimal administrative overhead and a single namespace for the home directories.
What is the recommended solution that will meet this company's requirements?
- A. Configure a single cluster, and migrate Linux users to Windows.
- B. Utilize SmartPools to create two different FilePools, and separate Windows users from Linux users.
- C. Configure a single Isilon cluster and utilize Access Zones for authentication to Active Directory and NIS.
- D. Configure two separate clusters, one for Windows clients and the other for Linux.
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. Latency
- C. IOPS
- D. Headroom
Your customer is moving from a Restaurant/Bar business model to a Restaurant/Casino business model. You are helping architect the upgrade of a current 4-node X200 48 TB Isilon cluster, with 50% utilized for their video surveillance operations.
They want to upgrade from 15 FPS (NTSC) in H.264 codec, with a 15 days retention policy to 30 FPS (NTSC) in H.264 codec with a 30 days retention policy.
Which storage capacity would be the best suited to meet the required changes and utilize 65-75% capacity?
- A. 140TB
- B. 110TB
- C. 80TB
- D. 50TB
A customer is making a decision between Isilon and a competitor's offering. They currently have 100TB of usable capacity and are forecasting 100% growth per year for the next three years, which will require them to lease additional space in their co-located data center. The CFO finds ROI and TCO to be important decision criteria.
Which statement best emphasizes the value of Isilon for this customer?
- A. The competition cannot offer a scale-out NAS so as capacity is added to the array, performance may degrade.
- B. Isilon'sOneFS data protection policies offer substantially lower overhead than competitive RAID based NAS solutions.
- C. Isilon'sOneFS allows administrators to manage much larger amounts of capacity than competitive offerings.
- D. An IDC study found that Isilon requires 95% less down time hours per year compared to other competitors.
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. X400 with no SSD and 96GB RAM
- B. Mixed X400 48GB RAM and NL400 24GB
- C. X200 with no SSD and 48GB RAM
- D. X400 with 1.6TB SSD and 24GB RAM
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