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Free E20-555: Isilon Solutions and Design Specialist for Technology Architects Exam Questions and Answers

Isilon Solutions and Design Specialist for Technology Architects is exam E20-555, part of Dell Proven Professional from Dell Technologies. Dell codes run D-TECH-TRACK-NN, where the technology block names the product and the track names the job function — FN foundations, DS design, DY deploy, OE operate, ST support. The detail worth checking before booking is the -A-, which marks an unproctored web-based Achievement rather than a proctored Skill Certification with a near-identical name.

The first 10 questions on this page are free to read, answers included — no account and no card. A plan opens the rest of the bank, the full timed practice test and your weak-topic reporting.

Last updated: September 15, 2026

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Exam code
E20-555
Provider
Dell
Questions in our bank
1000+
Free to read
First 10, with answers
Official page
Official Exam website
Our test mode duration & pass mark
130 mins · 70%
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  1. Question #1

    You meet a customer for the first time. They explain that their current environment for NAS does not meet their needs. You want to make sure that Isilon is a good fit for their needs. What would be a good prequalifying question to ask?

  2. Question #2

    Your customer has a new business unit. They are gathering web log files to be analyzed. They are using Hadoop to do the analysis of the logs. The IT department is centrally storing the log files on a five node Isilon cluster. They have enabled the Hadoop cluster to access the files directly. The nodes are X400's with two SSD drives in each node and 96GB of RAM. How many DataNodes does the Isilon Cluster have?

  3. Question #3

    A customer is considering moving their NAS data over to Isilon systems. They want to know if the Isilon systems have any limitations regarding snapshots. What explanation can be provided?

  4. Question #4

    When using an N+2:1 protection policy on a 7-node Isilon cluster, how much capacity will be used to store a 510 KiB file?

  5. Question #5

    Which Isilon tool can be run from the cluster to display Isilon statistics such as CPU activity?

  6. Question #6

    In an Isilon environment, how is InsightIQ installed?

  7. Question #7

    Which block size is used by Isilon SyncIQ to transfer data?

  8. Question #8

    How much space is consumed by a 4 KB file when the file data is written to the Isilon cluster?

  9. Question #9

    When designing Isilon solutions, which issue should you pay special attention to?

  10. Question #10

    An Isilon customer has two 5-node clusters; one for production and one for disaster recovery (DR). The customer's workflows are replicated to the DR cluster through SyncIQ on individual schedules. They shutdown their production cluster for a scheduled DR test, failed over to the DR cluster, and continue their DR testing. Assume both clusters have identical shares, exports, and user authentication and that the client applications have been stopped and the DNS re-pointed. What is the correct method to continue production operations?

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FAQ

Learn More: https://education.dell.com/content/dell/en-us/home/certification-overview.html

Q1: What is the E20-555: Isilon Solutions and Design Specialist for Technology Architects exam?
A: E20-555: Isilon Solutions and Design Specialist for Technology Architects is a Dell certification exam. Judging by the questions in our bank, it concentrates on isilon, cluster, synciq, onefs and node.
Q2: What topics does the E20-555: Isilon Solutions and Design Specialist for Technology Architects exam cover?
A: Questions in our E20-555: Isilon Solutions and Design Specialist for Technology Architects bank cluster around isilon, cluster, synciq, onefs, node, arrays, nodes and replicate. Working through the full set is the quickest way to find which of these you are weakest on.
Q3: How should I prepare for E20-555: Isilon Solutions and Design Specialist for Technology Architects?
A: Work through the E20-555: Isilon Solutions and Design Specialist for Technology Architects practice questions here, checking your answer on each one, then sit the practice test to rehearse the exam under timed conditions before the real thing.
Q4: Are these real E20-555: Isilon Solutions and Design Specialist for Technology Architects exam questions?
A: They are drawn from officially released past questions and from community members who have sat E20-555: Isilon Solutions and Design Specialist for Technology Architects. Answers are verified and updated weekly.
Q5: Where do I register for the E20-555: Isilon Solutions and Design Specialist for Technology Architects exam?
A: Register through Dell directly at https://education.dell.com/content/dell/en-us/home/certification-overview.html. Exampractice is not affiliated with Dell and does not administer the exam.
Q6: Is there a free E20-555: Isilon Solutions and Design Specialist for Technology Architects sample?
A: Yes. Every E20-555: Isilon Solutions and Design Specialist for Technology Architects page shows a free sample of real questions. Upgrading opens the full bank and the practice test.
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