Exam Name: Isilon Design Specialist Exam for Technology Architects
Certification Provider: EMC
Corresponding Certification: EMC Certification
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EMC E20-554 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Isilon Architecture and Concepts | 25% | - Scale-out NAS architecture - OneFS file system fundamentals - Node types and hardware platforms - Data protection and protection levels |
| Capacity and Performance Design | 25% | - Performance requirements analysis - Capacity planning and sizing - SSD use cases and caching - SmartPools and tiering strategy |
| Features and Functionality | 20% | - Deduplication, compression, and data efficiency - Security and authentication - Multi-protocol access and identity management - SnapshotIQ, SyncIQ, SmartQuotas |
| Solution Design and Sizing | 10% | - Workload analysis and requirements gathering - Scalability and expansion planning - Cluster design best practices |
| Network and Connectivity Design | 20% | - Bandwidth and redundancy planning - SmartConnect configuration - Network topology and protocols - Client access protocols (NFS, SMB, HTTP, HDFS) |
EMC Isilon Design Specialist Exam for Technology Architects Sample Questions:
Your customer purchased an Isilon cluster with eight X400 nodes for Home Directories. Your follow-up discussions have uncovered an opportunity to expand the cluster to support the Legal Department. As you prepare to complete the Workflow Profile Document, you meet with the customer to discuss data protection.
Which key areas should you address?
- A. Default cluster protection level Additional directory level protections Snapshots and replication
- B. Default cluster protection level Backup windows and processes Concurrency of user access
- C. WORM requirements Network ports for replication Snapshots for user restores
- D. Protocols (SMB, NFS, FTP, HTTP, HDFS) Authentication and Directory Services Performance and latency concerns
Correct Answer: A 🗳️
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. 3 x NL-Series nodes using SynqIQ to 3 x NL-Series nodes
- B. 3 x S-Series nodes using SmartPools and 3 x NL-Series nodes for Archive
- C. 5 x S-Series nodes
- D. 4 x X-Series nodes using SynqIQ to 4 x NL-Series nodes
Correct Answer: D 🗳️
A potential customer uses a solution from an EMC competitor for NFS storage in their main data center. The existing arrays are five years old, and the customer would like to consolidate them into a single new system. The entire workload is generated by eight Linux hosts connected to the arrays that process video files. The customer informs you they are not able to collect performance information from the existing arrays.
Which tools can capture the workload requirements?
- A. iostat and nfsstat
- B. MiTrends and netmon
- C. netstat and esxtop
- D. Wireshark and sysstat
Correct Answer: A 🗳️
A customer plans to consolidate 200 TB of digital images and video content. Performance is important for recently created files. However, the customer wants any content that has not been accessed within 30 days to be stored in the cluster at a much lower cost because performance is no longer critical.Which Isilon configuration should be recommended?
- A. S-Series nodes, X-Series nodes, and SmartPools
- B. X-Series nodes and SmartQuotas
- C. X-Series nodes, NL-Series nodes, and SmartPools
- D. NL-Series nodes and SmartLock
Correct Answer: D 🗳️
You are assisting a customer with creating an Isilon solution that will address their needs while remaining cost-effective. The customer environment consists entirely of archive data. The data in their enterprise produces very little I/O and is only occasionally accessed.
Which Isilon storage node type will meet the customer's needs?
- A. Performance Accelerator node
- B. X-Series node
- C. S-Series node
- D. NL-Series node
Correct Answer: A 🗳️
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