Free demo, instant delivery, a one-year service warranty, support that answers within two hours even on holidays, and a written refund policy: GetValidTest gives 2026 DEE-1421 candidates a complete EMC Expert - Isilon Solutions service, not just a file.
EMC DEE-1421 Exam Overview:
| Certification Vendor: | Dell EMC |
|---|---|
| Exam Name: | Expert - Isilon Solutions Exam |
| Exam Number: | DEE-1421 |
| Related Certifications: | Dell EMC Certified Professional - PowerScale Administration Dell EMC Certified Specialist - PowerScale Implementation |
| Available Languages: | English |
| Exam Duration: | 120 minutes |
| Real Exam Qty: | 60 |
| Certificate Validity Period: | 2 years |
| Exam Format: | Scenario-based, Multiple-select, Multiple-choice, Performance-based simulations |
| Passing Score: | 67% |
| Exam Price: | 230 USD |
| Recommended Training: | Isilon/PowerScale Implementation and Best Practices PowerScale Advanced Administration (ES103STG01980) |
| Exam Registration: | Dell Technologies Education Services Pearson VUE Registration |
| Sample Questions: | ![]() |
| Exam Way: | Online proctored or onsite at Pearson VUE test centers |
| Pre Condition: | Recommended: 2+ years of hands-on experience with Dell EMC Isilon/PowerScale; prior certification at Specialist or Professional level is beneficial but not mandatory |
| Official Syllabus URL: | https://education.dell.com/content/dam/dell-emc/documents/en-us/DEE-1421_Expert-Isilon_Solutions_Exam.pdf |
EMC DEE-1421 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Tenancy, Access Management, and Security | 22% | - Authentication, authorization, and auditing - Security policies and compliance - Multi-tenancy and access zones - SMB, NFS, HDFS, and S3 protocols |
| Data Protection and Disaster Recovery | 17% | - SnapshotIQ and backup strategies - Disaster recovery planning and testing - SmartLock and WORM compliance - SyncIQ replication and failover |
| Performance, Monitoring, and Troubleshooting | 12% | - OneFS upgrades, patches, and maintenance - Monitoring tools and alerting - Troubleshooting common cluster issues - Cluster performance metrics and tuning |
| Storage Efficiency and Management | 20% | - Compression, deduplication, and thin provisioning - SmartPools, tiering, and file pool policies - Quota management and namespace design |
| Networking and Topology | 16% | - VLAN, LACP, MLAG, and advanced connectivity - Groupnets, subnets, IP pools, and routing - DNS, NTP, and network services |
| Concepts and Architecture | 13% | - OneFS architecture and core components - Disaster recovery and resilience concepts - Scale-out storage fundamentals |
Frequently Asked Questions: EMC Expert - Isilon Solutions
EMC Expert - Isilon Solutions is an official Dell EMC certification exam, registered under the code DEE-1421. Passing it awards the Dell EMC Certified Expert – PowerScale Solutions (DCE) certification, a credential at the Expert level. It also connects to Dell EMC Certified Specialist - PowerScale Implementation, Dell EMC Certified Professional - PowerScale Administration. The exam is demanding by design, and that difficulty is precisely what makes the credential meaningful for career development.
The EMC Expert - Isilon Solutions exam presents 60 questions within 120 minutes. That is a brisk pace, and the candidates who handle it best are the ones who rehearsed it. Use the GetValidTest engine for full timed simulations, practice flagging and returning, and arrive on exam day with a pacing strategy already proven.
Passing EMC Expert - Isilon Solutions takes 67%, and official registration costs 230 USD. Retakes bill the full 230 USD again, so preparation is the least expensive insurance available. Let your GetValidTest practice scores guide the timing: book when you clear the requirement consistently, not occasionally.
Recommended: 2+ years of hands-on experience with Dell EMC Isilon/PowerScale; prior certification at Specialist or Professional level is beneficial but not mandatory
Policies get revised, so confirm the current requirements before you register on the official exam page.
EMC Expert - Isilon Solutions registration is handled through the official channels below.
For scheduling purposes: the exam is delivered Online proctored or onsite at Pearson VUE test centers.
Yes, Dell EMC recommends the following training for EMC Expert - Isilon Solutions candidates.
- PowerScale Advanced Administration (ES103STG01980)
- Isilon/PowerScale Implementation and Best Practices
Complement any training with the 60 practice questions in the GetValidTest DEE-1421 package, because repeated application is what turns course knowledge into a passing score.
Yes. GetValidTest offers a free demo of the EMC Expert - Isilon Solutions questions, so you can verify the quality personally before purchasing. Your purchase then includes a one-year service warranty: updates are free for 365 days, and after expiry you can extend the update service at a 50% discount.
Your money is protected by a 100% money-back guarantee with defined conditions. Take the EMC Expert - Isilon Solutions exam within 60 days of purchase; if you fail, you may claim a full refund, provided the exam matches your product. Attempts within 3 days of purchase are ineligible, as are downloaded-but-unused products, free materials, and expired orders; the candidate name must match the payer name. Submit a scanned enrollment slip and the official Score Report PDF within 2 days of the exam, and claims are processed within 7 days. You may instead wait for the update version or change to other exam material: exchange for two other exam products of equal value, free, with your original purchase keeping its update service.
Delivery is instant: files unlock for download at payment and are emailed within one minute. If nothing arrives within 2 hours, check spam and contact customer service, online 7/24 even on official holidays. Installation is unlimited across your computers.
EMC Expert - Isilon Solutions is organized into 6 official domains. The most heavily weighted are Concepts and Architecture (13%), Tenancy, Access Management, and Security (22%), and Networking and Topology (16%). The full breakdown appears above on this page; study the weightings and your preparation priorities set themselves.
EMC Expert - Isilon Solutions Sample Questions:
A company implementing Superna Eyeglass to automate and orchestrate SyncIQ failover and failback. What is one of the requirements when Dell EMC isilon duster?
- A. Administrator account must be used
- B. Dedicated IP pool must exist
- C. Dedicated subnet must exist
- D. System Access zone must be used
Correct Answer: C 🗳️
A Dell EMC Isilon administrator has reported that in Access zone "ProdZone" on the OneFS file system "nfs1", Microsoft Windows "DEES\user1" has root level permission on nfs1. Use the "Launch Situation" button to examine the environment and validate the reason for this condition. Note: It is necessary to "close" (x) the simulation windows to answer the question.
Based on your findings, what is the reason for the condition?

- A. Active Directory has not been added to the Access Zone
- B. User mapping rule has been created
- C. NFS Export settings has been set
- D. RFC-2307 has been enabled
Correct Answer: A 🗳️
You have been asked to design a Dell EMC Isilon cluster running OneFS 8.x for a service provider. One of the most critical areas to the provider is data segregation with multi-tenants. Use the "Launch Simulator" button to identify the current condition of the cluster: Note: It is necessary to "close" (x) the simulator window to answer the question.
Based on your findings, what is the cluster's current condition?

- A. Each non-System Access zone is connected to an individual groupnet with the same DNS server.
- B. Each non-System Access zone is connected to an individual groupnet. each with its own DNS server
- C. All non-System Access zones are connected to the same groupnet. each with its own DNS server
- D. All non-System Access zones are connected to the same groupnet with the same DNS server
Correct Answer: C 🗳️
A company has an 8-node X410 installed as a single Dell EMC Isilon cluster. The company expressed concerns about cluster performance, particularly about NFS being slow. The output shown in the exhibit was presented to the Dell EMC technician.
Based on this output, what is a reason for the cluster performance issue?
- A. Average NFSv3 write latency is too high
- B. Too many namespace_read operations against the cluster
- C. Number of I/O for a single node is too high
- D. SmartConnect is not properly balancing the connections
Correct Answer: D 🗳️
A Microsoft Windows administratorhas an environment that includes a 4-node Dell EMC Isilon H500 cluster with one subnetand two pools. The administratorwill use SMBv3in all their clients. One pools for production using 10gigo-i and 10gige-2 ports from each node. The other pool is management using rngmt-1 from each node.
One of the concerns is the network throughput and how the administrator can get more than 10GbE throughput on the production pool on each node.Which recommendation should I provided''
- A. Use LACP active/passive on the 10gige ports from each node to gel more than 10GbE throughput
- B. Use LACP active/passive on the 10gige ports from each node to get more than 10GbE throughput
- C. Enable SMBv3 multichannel functionality to get more than 10GbE throughput
- D. Enable both SM8v3 multichannel functionality and LACP to get into than 10GbE throughput
Correct Answer: C 🗳️
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