Exam Name: Specialist - Implementation Engineer, Isilon Solutions Exam
Certification Provider: EMC
Corresponding Certification: EMC Certification
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Updated: Sep 18, 2026
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EMC E20-357 Exam Overview:
| Certification Vendor: | Dell Technologies (formerly EMC) |
|---|---|
| Exam Name: | Dell EMC Proven Professional - Specialist - Implementation Engineer, Isilon Solutions |
| Exam Number: | E20-357 |
| Certificate Validity Period: | 2 years |
| Passing Score: | 60% |
| Exam Price: | $250 USD |
| Exam Duration: | 90 minutes |
| Real Exam Qty: | 60 |
| Exam Format: | Multiple Select, Multiple Choice |
| Available Languages: | English |
| Related Certifications: | Dell EMC Certified - Implementation Engineer, Isilon Solutions |
| Sample Questions: | DOWNLOAD DEMO |
| Exam Way: | Onsite at Pearson VUE testing centers |
| Pre Condition: | Recommended: Basic knowledge of networking, storage concepts, and Linux administration. Dell EMC recommends completing relevant Isilon training courses before attempting the exam. |
| Official Syllabus URL: | https://dell.com/certification |
EMC E20-357 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Isilon Platform Overview and Architecture | 15% | - OneFS operating system fundamentals - Isilon hardware components and models - Cluster architecture and scaling |
| Storage Management and Optimization | 20% | - File system management with OneFS - Performance monitoring and tuning - Quota management and enforcement - Cloud tiering and integration |
| Data Protection and Security | 20% | - Access zone and authentication integration - Data at rest encryption - Snapshot strategies and management - SyncIQ replication configuration |
| Troubleshooting and Maintenance | 20% | - Common issues and diagnostic procedures - Log analysis and monitoring tools - Upgrade and patch procedures - Hardware replacement procedures |
| Installation and Configuration | 25% | - Network configuration and connectivity - Pre-installation planning and requirements - Initial cluster setup procedures - Storage pool and pool configuration |
EMC E20-357 Exam Questions Answered
The E20-357 exam leads to the EMC Certification certification from Dell Technologies (formerly EMC). It is positioned at the Specialist level. The exam validates the knowledge and skills expected of candidates preparing for EMC Specialist - Implementation Engineer, Isilon Solutions.
Related certifications include:
- Dell EMC Certified - Implementation Engineer, Isilon Solutions
The E20-357 exam includes 60 questions and allows 90 minutes. Before test day, divide the available time by the number of questions in a timed practice set to establish a steady per-question pace. If a difficult item starts consuming too much time, mark it for review and move forward instead of losing momentum. A full timed practice session can help you decide when to move on, when to return, and how much buffer to reserve for a final check.
The passing score for E20-357 is 60%, and the official exam fee is $250 USD. Because a retake requires paying the exam fee again, use timed practice results as a readiness check before scheduling your next attempt. If your performance remains inconsistent, continue reviewing weak domains and repeat a timed session before booking the exam.
Recommended: Basic knowledge of networking, storage concepts, and Linux administration. Dell EMC recommends completing relevant Isilon training courses before attempting the exam.
Eligibility rules can change, so confirm the current requirements on the official exam page before registering.
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The current E20-357 outline is organized into 5 top-level domains. The first listed areas include:
- Installation and Configuration (25%)
- Troubleshooting and Maintenance (20%)
- Storage Management and Optimization (20%)
Review the Exam Topics section above for the complete outline and any nested subtopics.
EMC Specialist - Implementation Engineer, Isilon Solutions Sample Questions:
A customer is purchasing a 5-node Isilon X400 cluster for an HPC application running on Linux. The customercurrently has 10 HPC nodes and will persistent mount the Isilon cluster through NFSv3. Which recommendedconfiguration addresses the customer's requirements for high availability and throughput?
- A. SmartConnect Advanced with Round Robin connection balancing and dynamic addressing
- B. SmartConnect Advanced with Round Robin connection balancing and static addressing
- C. SmartConnect Advanced with Network Throughput connection balancing and dynamic
addressing - D. SmartConnect Basic with Round Robin connection balancing and dynamic addressing
Correct Answer: A 🗳️
Which protocols are supported by Isilon OneFS for file access?
- A. HDFS, NFS, iSCSI, SNMP
- B. NFS, HDFS, HTTP, SMB
- C. SMB, HTTP, SMTP, HDFS
- D. FTP, NFS, SMB, FC
Correct Answer: B 🗳️
Your customer is looking for a storage solution that will be able to store seven million three MB files which arewritten and seldom accessed. Read and write operations are both completed by a web based application,which requires 1.3 Gbps throughput. The customer's network has not been upgraded in many years, so thenetwork interfaces are 1Gbps. Which cluster configuration would best meet the customer's requirements?
- A. 4 X200 nodes
- B. 3 X400 nodes
- C. 5 S200 nodes
- D. 3 NL400 nodes
Correct Answer: A 🗳️
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 aboutthe possibility of setting protection levels on the target cluster. What information can be provided to thecustomer about the protection level for the target directory?
- A. Controlled by SyncIQ and cannot be altered
- B. Configured separately on the target cluster and does not need to match the source
- C. Controlled by SyncIQ and can be altered by the CLI
- D. Configured separately on the target cluster and must match the source
Correct Answer: B 🗳️
A customer created eight SyncIQ policies on a 6-node Isilon cluster that all start at midnight. They are runninginto issues where several jobs are paused while others are still running. This is delaying the overall replicationof data. What is the most likely reason for the pausing of some of the SyncIQ jobs?
- A. An Isilon cluster can only have five concurrent SyncIQ jobs running at the same time.
- B. An Isilon cluster can only have one SyncIQ job running at any one time.
- C. SyncIQ only allows one job per node; this cluster can only run six SyncIQ jobs concurrently.
- D. SyncIQ staggers the start of all SyncIQ jobs; jobs after the first job are delayed.
Correct Answer: A 🗳️
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