Isilon E20-553 Actual Free Exam Questions & Community Discussion

  • Exam Code/Number: E20-553
  • Exam Name/Title: Isilon Infrastructure Specialist Exam for Technology Architects
  • Certification Provider: Isilon
  • Corresponding Certification: Isilon-Certification
  • Exam Questions: 82
  • Updated On: Jun 27, 2026
A customer is looking for a new storage solution to handle their growing storage requirements. The system should be able to cover storage needs for the next three years. The environment consists of 100 TBs of file system data spread across five file systems. On average, the file systems grow 1 TB a month. In addition, they have a large VMware cluster supporting 200 VMs and a highly transactional database.
The customer is looking for a solution that would provide good performance, scalability, manageability, and be cost-effective. The sales team is looking to you to recommend a solution.
Which recommendation will meet the customer's requirements?
Correct Answer: D Vote an answer
Given a 7-node Isilon cluster configured with an N+2:1 protection level, how many nodes can be offline with the data accessible and fully writeable?
Correct Answer: A Vote an answer
An Isilon customer currently has an 8-node cluster of older X-Series nodes. They are planning several upgrades over the next three years in the following stages:
-Stage 1: Add 2 X-Series nodes to meet performance growth -Stage 2: Add 4 NL-Series nodes to meet archive capacity growth -Stage 3: Add 10 New X-Series nodes as a hardware refresh -Stage 4: Remove older X-Series nodes
At which stage will a SmartPool license be required?
Correct Answer: A Vote an answer
Which protocols are supported by Isilon OneFS for file access?
Correct Answer: A Vote an answer
How many file systems are present in a 20-node Isilon X200 cluster?
Correct Answer: D Vote an answer
At a minimum, how many connected and available nodes are required to maintain quorum in a 25node cluster?
Correct Answer: D Vote an answer
Based on the following criteria:
-Spans 3 - 40 nodes -Logical grouping of drives -Automatically assigned -Intelligently distributes disks to manage performance
Which Isilon cluster component is described?
Correct Answer: B Vote an answer
Which Isilon job periodically validates the checksum of every block in the file system?
Correct Answer: B Vote an answer
Which type of data is stored in an Isilon node's Endurant Cache?
Correct Answer: A Vote an answer
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