Exam Details

  • Exam Code
    :E20-390
  • Exam Name
    :VNX Solutions Specialist Exam for Implementation Engineers
  • Certification
    :EMC Specialist
  • Vendor
    :EMC
  • Total Questions
    :412 Q&As
  • Last Updated
    :May 21, 2025

EMC EMC Specialist E20-390 Questions & Answers

  • Question 221:

    A storage administrator creates a clone of a source LUN. Which command should be used to make the clone available to the secondary server?

    A. synchronize

    B. activate

    C. fracture

    D. start session

  • Question 222:

    What is the minimum number of CPLs required to create eight clone groups on a VNX?

    A. 1

    B. 2

    C. 4

    D. 8

  • Question 223:

    Where can CPLs be created?

    A. Traditional LUNs

    B. Thick LUNs

    C. Thin LUNs

    D. Clone groups

  • Question 224:

    What happens when a new CIFS share is created using Unisphere and all available CIFS server check boxes remain unchecked?

    A. A global share is created and served by all CIFS servers residing on the Data Mover.

    B. None of the CIFS servers residing on the Data Mover serve the newly created share.

    C. The VNX system prompts for selection of at least one CIFS server.

    D. A global share is created and served by the primary VDM.

  • Question 225:

    Which protocol is supported by CAVA?

    A. NFS

    B. CIFS

    C. FTP

    D. SFTP

  • Question 226:

    An administrator has one VMware ESX host using an NFS export on a VNX system. Recently, in an effort to improve performance, they configured a two-port LACP trunk on the VNX system. There was no noticeable change in performance after the implementation of LACP.

    After reviewing traffic data on the switch, the customer notices that all traffic is using the same physical link.

    What does the customer need to know about LACP?

    A. The second physical link in the LACP trunk is configured as a standby.

    B. The default hashing algorithms will not improve the performance of any single host.

    C. The customer is not utilizing enough bandwidth to need any of the capacity on the second physical link.

    D. LACP trunking still needs to be enabled on the switch ports.

  • Question 227:

    What optional authentication method is supported when using NFS Version 3?

    A. NIS

    B. LDAP

    C. Kerberos

    D. NTLM

  • Question 228:

    An administrator has chosen to delete an NFS export in Unisphere under Storage > Shared Folders > NFS. What is the result of this action?

    A. The file system will be permanently deleted.

    B. The NFS export will be available again upon reboot.

    C. The mount point for this file system will be deleted.

    D. The file system will still be available on the VNX system.

  • Question 229:

    You are exporting a file system from a VNX Unified system at the subdirectory level. What is a key consideration?

    A. The file system must be exported again if the user and group permissions are modified.

    B. When an export is deleted, subdirectories are automatically destroyed.

    C. It is a best practice to configure group and user permissions for the subdirectory.

    D. The lost+found and etc directories become visible to the client.

  • Question 230:

    What is the maximum number of DNS domains that can be configured per Data Mover?

    A. 1

    B. 2

    C. 4

    D. Unlimited

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