E20-547 Exam Details

  • Exam Code
    :E20-547
  • Exam Name
    :VNX Solutions Specialist Exam for Storage Administrators
  • Certification
    :EMC Certifications
  • Vendor
    :EMC
  • Total Questions
    :203 Q&As
  • Last Updated
    :May 31, 2026

EMC E20-547 Online Questions & Answers

  • Question 181:

    What is an advantage of the VASA feature when provisioning an ESXi host from a VNX array?

    A. vCenter can directly communicate with the array to discover capabilities and monitor health
    B. Some workload can be offloaded from the host to the array freeing up host resources
    C. Hosts automatically register initiators with the array and optimize initiator configuration
    D. Array connectivity is automatically load balanced and protected from path failures

  • Question 182:

    When deleting a Snapsure Snapshot what action is required for a successful deletion?

    A. Requires the PFS to be paused
    B. Requires the PFS to be refreshed
    C. Requires the PFS to be frozen
    D. Requires the PFS to be first paused and then frozen

  • Question 183:

    A customer has an application that uses a small amount of capacity but has very high performance requirements. Their new VNX is fully virtually provisioned and uses FAST VP storage pools. The customer wants to configure the LUNs for this application on high performance storage.

    How should the LUNs be initially configured?

    A. Using the Highest Available Tier option.
    B. A traditional RAID-group LUN on Flash drives should be used.
    C. Using the Optimize for Pool Performance option.
    D. A traditional RAID-group LUN on SAS drives should be used.

  • Question 184:

    In addition to EFD 3.5, which drive options are supported in VNX series arrays?

    A. SAS 3.5 and 2.5, NL-SAS 3.5
    B. SAS 3.5 and 2.5, SATA 2.5
    C. FC 3.5 and 2.5, SATA 3.5 and 2.5
    D. FC 3.5 and 2.5, SATA 3.5 only

  • Question 185:

    In which file are the audit events defined?

    A. /etc/audit/audit.rules
    B. /etc/auditd.conf
    C. /nas/audit/audit.rules
    D. /nas/etc/audit.rules

  • Question 186:

    What describes the VNX Snapview Snapshot source LUN write process?

    A. Host issues write. Old data is copied to the reserve LUN pool. New data is written to the source LUN.
    B. Host issues write. New data is written to a new location.
    C. Host issues write. Old data is copied to the source LUN. New data is written to the reserve LUN pool.
    D. Host issues write. Data is written to the reserve LUN pool.

  • Question 187:

    Which statement is valid regarding SnapSure writeable snapshots?

    A. A scheduled refresh on the read-only snapshot will fail if a writeable snapshot exists.
    B. A baseline snapshot must be deleted prior to deleting the writeable snapshot.
    C. A writeable snapshot can be mounted RW during the background restore.
    D. Snapshots can be created from a writeable snapshot.

  • Question 188:

    In an environment where VNX shares are mainly used by a Web Application Server, the administrator notices very high CPU load on the Antivirus servers used by CAVA. What could be the reason?

    A. TMP files are not excluded from scan
    B. LOG files are being scanned
    C. XML files are not excluded from scan
    D. There is just one CAVA agent running on the server

  • Question 189:

    Where can the Secondary Usermapper run?

    A. On physical Data Movers only
    B. On virtual Data Movers only
    C. On physical or virtual Data Movers
    D. On standby Data Movers

  • Question 190:

    A storage administrator wants to enable data compression on inactive backup volumes that are configured on storage pool LUNs. How does VNX data compress storage pool LUNs?

    A. Storage pool LUNs are compressed in place.
    B. Storage pool LUNs are migrated to a new storage pool LUN with the compression attribute enabled.
    C. VNX does not support compression of storage pool LUNs.
    D. Storage pool LUNs are migrated to a new RAID-group LUN with the compression attribute enabled.

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