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

E20-553 real exams

Exam Code: E20-553

Exam Name: Isilon Infrastructure Specialist Exam for Technology Architects

Updated: Sep 12, 2026

Q & A: 82 Questions and Answers

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About Isilon E20-553 Exam

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Isilon E20-553 Exam Syllabus Topics:

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

Isilon Infrastructure Specialist Exam for Technology Architects Sample Questions:

Question #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 and SmartQuotas
  • B. X-Series nodes, NL-Series nodes, and SmartPools
  • C. NL-Series nodes and SmartLock
  • D. S-Series nodes, X-Series nodes, and SmartPools
Reveal Solution  Discussion  0

Correct Answer: B  🗳️

Question #2

Which technology is used by Isilon OneFS to re-write data when a disk read fails?

  • A. Isilon Data Integrity
  • B. Dynamic Sector Repair
  • C. NVRAM
  • D. CRC
Reveal Solution  Discussion  0

Correct Answer: B  🗳️

Question #3

Which protocols are supported by Isilon OneFS for file access?

  • A. HDFS, NFS, iSCSI, SNMP
  • B. FTP, NFS, SMB, FC
  • C. SMB, HTTP, SMTP, HDFS
  • D. NFS, HDFS, HTTP, SMB
Reveal Solution  Discussion  0

Correct Answer: D  🗳️

Question #4

A customer wants an N+3 protection level on a cluster. What is the minimum number of nodes that needs to be purchased to achieve that level of protection?

  • A. 7
  • B. 8
  • C. 6
  • D. 3
Reveal Solution  Discussion  0

Correct Answer: A  🗳️

Question #5

Which Isilon job has a default priority of '1'?

  • A. FlexProtect
  • B. FSAnalyze
  • C. Media Scan
  • D. MultiScan
Reveal Solution  Discussion  0

Correct Answer: A  🗳️

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