Exam Name: Isilon Infrastructure Specialist Exam for Technology Architects
Certification Provider: Isilon
Corresponding Certification: Isilon-Certification
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Updated: Sep 21, 2026
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Isilon E20-553 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Performance, Scalability, and Sizing | 18% | - Performance monitoring and tuning - SmartPools and storage tiering - Caching and latency optimization - Cluster sizing and expansion guidelines |
| Isilon Infrastructure and Architecture | 20% | - Node pools, tiers, and compatibility - Isilon cluster hardware and node types - Cluster networking and SmartConnect - OneFS operating system fundamentals |
| Management, Identity, and Protocols | 27% | - Role-based administration and RBAC - Cluster management tools - Access Zones and authentication - Supported access protocols (NFS, SMB, HDFS, HTTP) |
| Advanced Features and Solutions | 10% | - Upgrade and migration considerations - Isilon use cases and workloads - CloudPools and hybrid integration |
| Data Protection and Efficiency | 25% | - Node failure and SmartFail process - FlexProtect and data protection levels - SnapshotIQ and SyncIQ replication - Deduplication, compression, and SmartDedupe |
Isilon Infrastructure Specialist Exam for Technology Architects Sample Questions:
Which protocols are supported by Isilon OneFS for file access?
- A. FTP, NFS, SMB, FC
- B. HDFS, NFS, iSCSI, SNMP
- C. SMB, HTTP, SMTP, HDFS
- D. NFS, HDFS, HTTP, SMB
Correct Answer: D 🗳️
A customer created one month of snapshots consisting of one snapshot every 8 hours for 30 days on an Isilon cluster using SnapshotIQ. The customer is now deleting the snapshots randomly and is experiencing overhead to the cluster. How can the customer remove the snapshots and avoid the overhead caused by the process?
- A. Move the snapshot data to a different tier with SmartPools
- B. Snapshots cannot be deleted
- C. Remove the directory
- D. Delete the snapshots in order
Correct Answer: D 🗳️
If a file is 4 KB in size, how much space is consumed for file data when it is written to the Isilon cluster?
- A. 16 KB
- B. 4 KB
- C. 32 KB
- D. 8 KB
Correct Answer: D 🗳️
A customer is interested in deploying InsightIQ into their Isilon environment. How is InsightIQ installed?
- A. Installed on a FreeBSD server
- B. Deployed on a Windows 64-bit server
- C. Deployed as a virtual appliance
- D. Installed on an Isilon cluster
Correct Answer: C 🗳️
An Isilon customer has an environment with very different workloads. They would like to assign clients to performance tiers based on the resources needed.
Which software functionality can be used to meet this requirement?
- A. SmartPools Advanced
- B. SmartConnect Zones
- C. Load Balancing
- D. Client Connection Zone
Correct Answer: B 🗳️
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