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Isilon E20-553 Exam Overview:
| Certification Vendor: | Dell EMC (Dell Technologies) |
| Exam Name: | Isilon Infrastructure Specialist Exam for Technology Architects |
| Exam Number: | E20-553 |
| Certificate Validity Period: | Retired (historical exam; no longer actively offered under current Dell certification tracks) |
| Exam Price: | USD 200 |
| Related Certifications: | Dell EMC Proven Professional Data Scientist & Storage Certifications Isilon Implementation Engineer |
| Passing Score: | 63% |
| Exam Format: | Multiple Choice, Scenario-based Questions |
| Exam Duration: | 90 minutes |
| Available Languages: | English |
| Real Exam Qty: | 60 |
| Recommended Training: | OneFS Storage Management Courses Dell EMC Isilon Administration Training |
| Exam Registration: | Pearson VUE Exam Registration Dell Technologies Proven Professional Certification Portal |
| Sample Questions: | Isilon E20-553 Sample Questions |
| Exam Way: | Proctored exam delivered via Pearson VUE (online or test center) |
| Pre Condition: | Recommended knowledge of enterprise storage systems, networking fundamentals, and Dell EMC Isilon/OneFS concepts. Prior experience with storage administration is highly beneficial. |
| Official Syllabus URL: | https://education.dell.com |
Isilon E20-553 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Data Protection and Availability | - SyncIQ replication and disaster recovery - Backup integration (NDMP) - Snapshots and snapshot schedules |
| Topic 2: Troubleshooting and Maintenance | - Log analysis and diagnostics - System monitoring and alerts - Common cluster issues and resolution |
| Topic 3: Isilon Cluster Architecture (OneFS) | - Data layout and protection mechanisms (erasure coding, mirroring) - Cluster nodes, roles, and architecture components - OneFS distributed file system fundamentals |
| Topic 4: Performance and Scalability | - Performance monitoring and tuning - SmartConnect load balancing - Cluster scaling strategies |
| Topic 5: Data Access and Protocols | - Authentication and identity management integration - Multiprotocol environments - NFS and SMB configuration and optimization |
| Topic 6: Cluster Configuration and Administration | - Storage provisioning and management - Initial cluster setup and configuration - SmartPools policy management |
Isilon Infrastructure Specialist Exam for Technology Architects Sample Questions:
1. How many file systems are present in a 20-node Isilon X200 cluster?
A) 1
B) 2
C) 3
D) 4
2. A customer is considering moving their NAS data over to Isilon systems. They want to know what limitations Isilon has regarding snapshots. What explanation can be provided to the customer?
A) Limit of 2048 snapshots per directory
B) No hard limit on snapshots
C) Limit of 2048 snapshots per cluster
D) Limit of 1024 snapshots per cluster
3. 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) NL-Series nodes and SmartLock
B) S-Series nodes, X-Series nodes, and SmartPools
C) X-Series nodes and SmartQuotas
D) X-Series nodes, NL-Series nodes, and SmartPools
4. On Isilon node, where is caching for disk blocks staged?
A) CPU
B) L1
C) RAID
D) L2
5. An Isilon customer expressed an interest in more effectively managing their storage. Specifically, they would like to see performance improvements. Which tool would allow them to improve the performance of workflows on their cluster?
A) InsightIQ
B) SyncIQ
C) SmartPools
D) Isilon SNMP MIB
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: B | Question # 3 Answer: D | Question # 4 Answer: D | Question # 5 Answer: A |
By Joyce
