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Isilon Solutions and Design Specialist for Technology Architects

Exam Details

  • Exam Code
    :E20-555
  • Exam Name
    :Isilon Solutions and Design Specialist for Technology Architects
  • Certification
    :EMC Certifications
  • Vendor
    :EMC
  • Total Questions
    :344 Q&As
  • Last Updated
    :Mar 07, 2025

EMC EMC Certifications E20-555 Questions & Answers

  • Question 121:

    In an Isilon cluster, what is the largest number of nodes that a single file can be striped across?

    A. 10

    B. 20

    C. 30

    D. 40

  • Question 122:

    What is the smallest unit of data that Isilon OneFS will write to disk?

    A. 4 KB

    B. 8 KB

    C. 16 KB

    D. 128 KB

  • Question 123:

    How many impact policy levels are available when configuring Isilon jobs?

    A. 2

    B. 3

    C. 4

    D. 5

  • Question 124:

    A customer environment is used for analytics on very large datasets. They are interested in using Isilon storage and Hadoop but are concerned about the costs. How does Isilon change the scalability of a Hadoop environment?

    A. JobTracker and TaskTracker are offloaded to the Isilon cluster

    B. DataNode and TaskTracker are offloaded to the Isilon cluster

    C. NameNode and DataNode are offloaded to the Isilon cluster

    D. NameNode and JobTracker are offloaded to the Isilon cluster

  • Question 125:

    Where does Endurant Cache stage its write cache?

    A. SSD

    B. DISK

    C. NVRAM

    D. DRAM

  • Question 126:

    When a client requests a file to read from an Isilon cluster, in which order does the read operation access the hardware in a node?

    A. Endurant Cache, L1 cache, disk

    B. L2 cache, L1 cache, disk

    C. Disk, L2 cache, Endurant Cache

    D. L1 cache, L2 cache, disk

  • Question 127:

    Which type of antivirus scan is unsupported by Isilon OneFS?

    A. Individual files

    B. Policy scan

    C. MultiScan

    D. On-access

  • Question 128:

    Which process is used to protect file system structures against corruption through 32-bit CRC checksums?

    A. Media Scan

    B. Isilon Data Integrity

    C. File System Journal

    D. Dynamic Sector Repair

  • Question 129:

    Which level of control does RBAC provide for cluster administration roles?

    A. Object level restrictions

    B. Domain specific restrictions

    C. Activity level restrictions

    D. Activity and object level restrictions

  • Question 130:

    A customer wants to replace a legacy storage environment used for high definition video editing. Each workstation connecting to the shared storage needs to sustain 650 MB/s of single stream bandwidth. Which node type is recommended?

    A. Performance Accelerator nodes

    B. NL-Series nodes

    C. X-Series nodes

    D. S-Series nodes

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