E20-555 exam dumps

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  • Exam Code: E20-555
  • Exam Name: Isilon Solutions and Design Specialist Exam for Technology Architects
  • No. of Questions: 345 Questions and Answers
  • Updated: Jul 21, 2026

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Dell EMC Isilon Solutions and Design Specialist Exam Certification Details:

Books / TrainingIsilon Fundamentals 2019 -ES131STG01028
Isilon Solution Design: Platform Architecture -ES532STG01056
Isilon Solution Design: Data Protection -ES502STG01256
Isilon Solution Design: Networking -ES502STG01279
Duration120 mins
Exam CodeE20-555
Number of Questions60
Schedule ExamPearson VUE
Exam Price$230 (USD)
Exam NameDell EMC Certified Specialist - Technology Architect - Isilon Solutions (DECS-TA)
Sample QuestionsDell EMC Isilon Solutions and Design Specialist Sample Questions
Passing Score60%

IT enthusiasts who have to administer Isilon on a daily basis can sharpen the derived skills and acquire specialist sort of expertise with the help of the Dell EMC E20-555 or Isilon Solutions and Design Specialist for Technology Architect exam. Obtaining the corresponding certification, which is the Specialist - Technology Architect, PowerScale Solutions Version 4.0 certification, enables the earner to showcase tremendous excellence in designing Isilon and NAS solutions as per the client’s requirements.

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Dell EMC E20-555 Exam Syllabus Topics:

TopicDetailsWeights
Isilon Management, Identity Management, and Advanced Applications-Describe how to determine when to use SnapshotIQ when snapshots are not recommended
-Describe data requirements regarding SmartPools, File Pools, and CloudPools
-Describe data requirements regarding SyncIQ, SmartQuotas, SmartDedupe, Antivirus, and SmartLock
-Describe the client access, client permissions and client protocol accesson the Isilon cluster
-Describe the nature and use of job engines
-Describe the nature and use of RBACand ZRBAC
-Describe journaling, file striping, data protection, metadata, and caching
-Describe replication and recovery
47%
Isilon Infrastructure-Describe the nature and use of Isilon nodes, components, node pools, and node compatibilities
-Describe the nature and use of latency, sequential versus random access, and endurant cache
-Describe the nature of Isilon networking, Access Zones, and use of SmartConnect
20%
Sizing Considerations-Describe how data availability and protection are implemented and measured on an Isilon cluster.
- Describe how disk space is utilized for small and large files and its effects on protection overhead.
-Describe how I/O patterns and latency requirements impact workflows on the Isilon cluster
-Describe the challenges and considerations for configuring backup and archive workflows
18%
Solution Design Process-Describe the information requirements for designing an Isilon solution, including determining hardware and software capacity, file server consolidation, file size considerations, performance sizing impact, data types, and I/O characteristics7%
Workload Analysis Tools-Describe the cluster monitoring with InsightIQ and isi statistics
-Describe the nature and appropriate use of workflow analysis tools: iostat, iperf, tcpdump, Wireshark, NFSstat
8%

Books to Ace E20-555 Exam

Being a specialist test, E20-555 leaves no stone unturned to grill the knowledge of the test-taker. So, it is wise to take the right study resources on board. Books are the best and viable way to have an impactful self-study. When you are looking for a manual to master the E20-555 subject domains, Amazon won’t disappoint you at all. Thus, here are the top recommendations:

  • EMC Isilon Complete Guide

    Being a boon for every E20-555 aspirant, this book is a must-have when getting the exam ready is the intention. It is the 2020 edition and is available in Kindle and Paperback format. Also, a handbook like this is equipped with practical tools for impactful self-assessment. Because of these only, one can gain stand-out expertise in the EMC Isilon domain and face the exam challenges with full confidence. As such material has been curated by a best-selling author, Gerardus Blokdyk, its viability can’t be questioned. More so, the mind-bending items included in the book are challenging and useful. With this guide, you get lifetime assistance. So, it is indeed the best bet for you.

  • Isilon Systems: Tactical & Strategic Database Specifications

    This one is a quality book from the house of United States Editorial DataGroup. As it has been recently published, you will have access to only updated exam knowledge. However, only the Kindle edition is obtainable at almost $12. In particular, the guide explains key specifications and parameters of the Tactical & Strategic Report and Database for Isilon Systems most straightforwardly and impressively. Plus, it gives better clarity about Isilon and its market penetration.

Reference: https://education.emc.com/_content/_common/docs/exam_descriptions/e20-555_TA_Isilon_Solutions_And_Design_Specialist_Exam.pdf?utm_source=int-exam-tool-exampdf&utm_medium=web-edsvcs&utm_campaign=demand-gen

EMC E20-555 Exam Syllabus Topics:

SectionObjectives
Security and Access Control- Role-based access control (RBAC)
- Authentication and authorization
Performance and Scalability- Performance tuning considerations
- Scalability planning
Data Replication- SyncIQ configuration and workflows
Installation and Implementation- Deployment best practices
- Initial cluster setup
Isilon OneFS Architecture- Cluster architecture and node types
- OneFS file system fundamentals
Networking and Client Access- NFS, SMB, and multiprotocol access
- SmartConnect load balancing
Data Protection and Storage Management- SnapshotIQ and snapshot management
- SmartPools policies
Monitoring and Troubleshooting- System health monitoring
- Common troubleshooting scenarios
Cluster Design and Components- Hardware components and compatibility
- Cluster sizing and scalability

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