E20-390 Exam Details

  • Exam Code
    :E20-390
  • Exam Name
    :VNX Solutions Specialist Exam for Implementation Engineers
  • Certification
    :EMC Certifications
  • Vendor
    :EMC
  • Total Questions
    :412 Q&As
  • Last Updated
    :May 25, 2026

EMC E20-390 Online Questions & Answers

  • Question 251:

    In which file format can Unisphere monitoring graphical statistics be exported?

    A. csv
    B. txt
    C. pdf
    D. doc

  • Question 252:

    Before creating a CIFS server that will participate in a Microsoft Windows Domain, which EMC best practice should be followed?

    A. Configure NTP synchronization with a KDC
    B. Create placeholder entries in the Active Directory
    C. Populate DNS with the new host entries
    D. Perform a health check on the VNX system

  • Question 253:

    How does a VNX splitter treat incoming writes to a production volume protected by RecoverPoint/SE CRR?

    A. Sends one copy to the original target and another copy to the RPA
    B. Creates a snapshot of the volume and copies changes to the target
    C. Sends a copy of the changes only to the original target
    D. Mirrors all writes between the existing RPAs

  • Question 254:

    What is the most reliable way to recognize newly provisioned VNX LUNs on a Linux 2.4 host?

    A. Run ioscan
    B. Reboot the system
    C. Run modprobe hba_instance
    D. Run drvconfig

  • Question 255:

    What are two preferred ESXi multipathing solutions for accessing storage on a VNX?

    A. PowerPath/VE and Round Robin
    B. PowerPath/VE and Fixed
    C. Round Robin and Fixed
    D. MRU and Round Robin

  • Question 256:

    The file system for an SQL database is running low on available capacity. The database is running on a Windows Server 2008 host connected to a VNX Block array. The file system LUN is configured in a FAST VP enabled pool. How can the storage administrator add capacity without disrupting the users?

    A. Expand the LUN online and then extend the file system on the host
    B. Create a larger LUN then use VNX LUN migration to migrate the data
    C. Expand the LUN into a MetaLUN and extend the file system on the host
    D. The LUN cannot be expanded or migrated without disruption to the users

  • Question 257:

    Which RecoverPoint/SE CDP component has the ability to provide application-specific annotations?

    A. Journal
    B. Consistency Group
    C. Repository
    D. Splitter

  • Question 258:

    To which location are audit configuration files backed up?

    A. /nas/var/auditing
    B. /celerra/audit
    C. /var/auditing/
    D. /etc/audit

  • Question 259:

    Which drive type is supported in the 2U, 25-drive DAE5S?

    A. SAS
    B. NL-SAS
    C. Flash
    D. Fibre Channel

  • Question 260:

    You have provisioned AVM with storage made from pool LUNs. How would you expect to AVM to operate?

    A. AVM uses a concatenated volume
    B. AVM uses a striped volume
    C. By default, AVM uses sliced volumes
    D. First AVM checks for thin disk volumes

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