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 211:

    What is the EMC-recommended cache page size for Microsoft Exchange 2007 environments?

    A. 4 KB
    B. 8 KB
    C. 12 KB
    D. 16 KB

  • Question 212:

    When moving a VDM to a different Data Mover, what is one requirement of the target Data Mover?

    A. Network interface names used on the source must be the same on the target.
    B. The VDM must be loaded on the Source.
    C. A CIFS server with the same name must exist on the Target.
    D. The target Data Mover must be configured as a Standby.

  • Question 213:

    What is required when configuring a Data Mover interface?

    A. Broadcast address
    B. NTP address
    C. NIS address
    D. KDC address

  • Question 214:

    Which condition must be met when expanding a LUN?

    A. LUNS cannot belong to storage group when expanding
    B. LUNS must be in a storage group
    C. LUNS can be used by layered applications when expanded
    D. LUNS in a pool can be expanded

  • Question 215:

    What is the EMC-recommended VNX cache page size for Microsoft Exchange 2010 environments?

    A. 4 KB
    B. 8 KB
    C. 12 KB
    D. 16 KB

  • Question 216:

    If a source LUN is trespassed, what happens to a fractured clone LUN?

    A. Neither the clone LUN nor the fracture logs will be acquired by the peer SP
    B. The peer SP acquires the fracture logs.
    C. The peer SP acquires both the clone LUN and the fracture logs.
    D. The peer SP acquires the clone LUN.

  • Question 217:

    What is the dafault file system type on a VNX system?

    A. ext2
    B. ext4
    C. uxfs
    D. mgfs

  • Question 218:

    You are provisioning a LUN on a VNX array with FAST VP enabled. In addition to Highest Tier Available and Lowest Tier Available, what other tier option(s) is displayed?

    A. Auto-Tier, No Data Movement
    B. Optimize for Performance
    C. Auto-Tier
    D. Optimize for Performance, No Data Movement

  • Question 219:

    Which VNX DAE model supports fifteen 3.5-inch drives?

    A. DAE3
    B. DAE6S
    C. DAE3P
    D. DAE5S

  • Question 220:

    A storage administrator is using VDMs on a new VNX Unified system. The administrator received a request to create a new VDM with a new file system from an internal business unit with their own UNIX domain. How can VDMs support this requirement?

    A. Each VDM can be part of a single UNIX domain
    B. Each VDM can be part of multiple UNIX domains
    C. Only one domain namespace can be used per Data Mover
    D. Only one domain namespace for all VDMs can be used

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