Isilon E20-553 : Isilon Infrastructure Specialist Exam for Technology Architects

  • Exam Code: E20-553
  • Exam Name: Isilon Infrastructure Specialist Exam for Technology Architects
  • Updated: Aug 01, 2026
  • Q & A: 82 Questions and Answers

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About Isilon E20-553 Exam Questions

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Isilon E20-553 Exam Syllabus Topics:

SectionWeightObjectives
Advanced Features and Solutions10%- Upgrade and migration considerations
- Isilon use cases and workloads
- CloudPools and hybrid integration
Isilon Infrastructure and Architecture20%- Isilon cluster hardware and node types
- OneFS operating system fundamentals
- Cluster networking and SmartConnect
- Node pools, tiers, and compatibility
Performance, Scalability, and Sizing18%- Performance monitoring and tuning
- Caching and latency optimization
- SmartPools and storage tiering
- Cluster sizing and expansion guidelines
Data Protection and Efficiency25%- FlexProtect and data protection levels
- Deduplication, compression, and SmartDedupe
- SnapshotIQ and SyncIQ replication
- Node failure and SmartFail process
Management, Identity, and Protocols27%- Access Zones and authentication
- Role-based administration and RBAC
- Cluster management tools
- Supported access protocols (NFS, SMB, HDFS, HTTP)

Isilon Infrastructure Specialist Exam for Technology Architects Sample Questions:

1. 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) X-Series nodes, NL-Series nodes, and SmartPools
B) NL-Series nodes and SmartLock
C) X-Series nodes and SmartQuotas
D) S-Series nodes, X-Series nodes, and SmartPools


2. Which impact policies are available on an Isilon cluster?

A) High, Medium, Low, Default
B) High, Medium, Low, Paused
C) ASAP, High, Medium, Low
D) High, Medium, Low, Auto


3. Which Isilon feature provides the ability to separate administrative rights from data access rights?

A) SmartQuota
B) RBAC
C) SmartLock
D) SmartConnect


4. Given a 7-node Isilon cluster configured with an N+2:1 protection level, how many nodes can be offline with the data accessible and fully writeable?

A) One
B) Two
C) Three
D) None; all nodes must be online


5. Which methods of Isilon OneFS administration are enforced by RBAC?

A) Command line, web administration interface, and SNMP
B) SNMP and web administration interface
C) Command line, InsightIQ, and web administration interface
D) Platform API, command line, and web administration interface


Solutions:

Question # 1
Answer: A
Question # 2
Answer: B
Question # 3
Answer: B
Question # 4
Answer: A
Question # 5
Answer: D

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