Try Isilon : E20-553 valid & accurate questions and answers
Updated: Sep 14, 2026
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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 |
| Exam Format: | Multiple Choice, Scenario-based Questions |
| Real Exam Qty: | 60 |
| Exam Duration: | 90 minutes |
| Related Certifications: | Dell EMC Proven Professional Data Scientist & Storage Certifications Isilon Implementation Engineer |
| Available Languages: | English |
| Passing Score: | 63% |
| Certificate Validity Period: | Retired (historical exam; no longer actively offered under current Dell certification tracks) |
| Exam Price: | USD 200 |
| Recommended Training: | OneFS Storage Management Courses Dell EMC Isilon Administration Training |
| Exam Registration: | Dell Technologies Proven Professional Certification Portal Pearson VUE Exam Registration |
| 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: Isilon Cluster Architecture (OneFS) | - OneFS distributed file system fundamentals - Data layout and protection mechanisms (erasure coding, mirroring) - Cluster nodes, roles, and architecture components |
| Topic 2: Troubleshooting and Maintenance | - Common cluster issues and resolution - Log analysis and diagnostics - System monitoring and alerts |
| Topic 3: Data Protection and Availability | - Snapshots and snapshot schedules - SyncIQ replication and disaster recovery - Backup integration (NDMP) |
| Topic 4: Cluster Configuration and Administration | - Storage provisioning and management - SmartPools policy management - Initial cluster setup and configuration |
| Topic 5: Data Access and Protocols | - Authentication and identity management integration - Multiprotocol environments - NFS and SMB configuration and optimization |
| Topic 6: Performance and Scalability | - SmartConnect load balancing - Performance monitoring and tuning - Cluster scaling strategies |
Isilon Infrastructure Specialist Exam for Technology Architects Sample Questions:
How many file systems are present in a 20-node Isilon X200 cluster?
- A. 1
- B. 3
- C. 4
- D. 2
Correct Answer: A 🗳️
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 🗳️
Which technology is used by Isilon OneFS to re-write data when a disk read fails?
- A. Dynamic Sector Repair
- B. NVRAM
- C. CRC
- D. Isilon Data Integrity
Correct Answer: A 🗳️
At which level can retention periods be applied with Isilon SmartLock?
- A. Cluster
- B. File system
- C. Node
- D. Directory
Correct Answer: D 🗳️
A customer has an SMB file directory with 375 TB of data on the primary cluster with a protection
level of N+ 3:1. They want to replicate this directory to the secondary cluster. The customer would like information about the possibility of setting protection levels on the target cluster.
What information can be provided to the customer about the protection level for the target directory?
- A. Configured separately on the target cluster and does not need to match the source
- B. Configured separately on the target cluster and must match the source
- C. Controlled by SyncIQ and can be altered by the CLI
- D. Controlled by SyncIQ and cannot be altered
Correct Answer: A 🗳️
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