The E20-555 exam, officially titled Isilon Solutions and Design Specialist Exam for Technology Architects, is the qualifying exam for the Dell EMC Technology Architect – Isilon Solutions and Design Specialist certification, which sits at the Specialist level. Earning it shows employers that you have the skills the credential stands for, and it is a solid step forward on a EMC career path. It also connects to Dell EMC Technology Architect (DTA), Dell EMC Isilon Administration Specialist, so the effort you put in now keeps paying off as you advance.

The E20-555 exam gives you 60 (approx.) questions to complete within 90 minutes. Do the math before exam day: divide the total time by the question count to set a steady per-question pace, and flag any item that stalls you so you can return to it after securing the easier points. The most reliable way to build that rhythm is a full timed practice test under the same limit, which is exactly what TestSimulate's test engines are designed for.

The passing score for EMC Isilon Solutions and Design Specialist Exam for Technology Architects is 63% (approx.), and the official registration fee is $200 USD (approx.). Keep in mind that a retake means paying that fee again in full, which makes an honest self-check worthwhile: before you book, sit a timed practice test and make sure you are consistently scoring above the passing line with some margin to spare.

According to the official requirements: Recommended hands-on experience with Dell EMC Isilon systems and general storage/networking knowledge; no strict formal prerequisite required.. Eligibility rules do change from time to time, so confirm the current details on the official exam page before you register.

Registration for the E20-555 exam is handled through the official channels below:

• Dell Technologies Certification Portal
• Pearson VUE Exam Registration

The exam is delivered in the following format: Computer-based proctored exam via Pearson VUE (online or test center). Pick a date that leaves room for at least one full timed practice test beforehand.

EMC recommends the following official training options for candidates preparing for EMC Isilon Solutions and Design Specialist Exam for Technology Architects:

• Dell EMC Isilon Administration and Design Training
• Dell Technologies Isilon OneFS Courses

Courses build the foundation, but they work best alongside question practice. That is where TestSimulate comes in: the 345 practice questions in our E20-555 package let you rehearse the exam format at your own pace and see exactly where you stand.

Yes — TestSimulate offers a free PDF demo of the EMC Isilon Solutions and Design Specialist Exam for Technology Architects material, so you can review the question style and answer quality before you spend anything. After purchase, you also receive 365 days of free updates, and if your product expires you can extend the update service at a 50% discount from your member zone.

If you take the corresponding exam within 60 days of your purchase and do not pass, you are covered by the 100% Money Back Guarantee under clear conditions. To claim a full refund, submit a scan of your exam enrollment slip and your official Score Report PDF within two days of the exam; requests are processed within seven days. Note that sitting the exam within three days of purchase is not eligible, purchases that were never followed by an exam sitting do not qualify, free materials and expired orders are excluded, and the candidate name must match the payer name. Prefer an exchange instead? You can swap your product for two free exam packages of equal value and keep your update service. Delivery is immediate: your E20-555 material is ready for instant download and is also emailed to you within one minute of payment — contact customer service if nothing arrives within two hours. There is no limit on the number of computers you can install it on.

The current EMC Isilon Solutions and Design Specialist Exam for Technology Architects syllabus is organized into 9 exam domains. The first three are:

• Security and Access Control
• Performance and Scalability
• Cluster Design and Components

For the full domain and subtopic breakdown, see the Exam Topics section above — that is the outline your TestSimulate practice questions are mapped to.