Exam Details

  • Exam Code
    :E20-547
  • Exam Name
    :VNX Solutions Specialist Exam for Storage Administrators
  • Certification
    :EMC Certification
  • Vendor
    :EMC
  • Total Questions
    :203 Q&As
  • Last Updated
    :Mar 09, 2025

EMC EMC Certification E20-547 Questions & Answers

  • Question 141:

    By default, what do you have to install on an ESX 4.x host to auto register with a VNX for Block storage system?

    A. Nothing; the host will automatically register with the VNX storage system

    B. Only Unisphere Host Agent on the ESX host

    C. Only Navisphere Secure CLI on the ESX host

    D. Both Unisphere Host Agent and Navisphere CLI on the ESX host

  • Question 142:

    Which Linux kernel supports dynamic LUN scanning?

    A. 2.3

    B. 2.4

    C. 2.5

    D. 2.6

  • Question 143:

    What specific VNX model uses a Storage Processor Enclosure?

    A. VNX 5700

    B. VNX 5100

    C. VNXe 3300

    D. VNX 5300

  • Question 144:

    A customer has an application that uses a small amount of capacity but has very high performance requirements. The customer initially configured the LUNs using the Highest Available Tier option and now wants to configure the FAST VP policy to ensure LUNs allocated to this application always stay on higher performance storage.

    What do you advise?

    A. The policy should be set to Highest Available Tier.

    B. Initially set the policy to Lowest Available Tier, then Auto-Tier.

    C. The policy should always be set to Auto-Tier.

    D. Initially set the policy to Highest Available Tier, then Auto-Tier.

  • Question 145:

    Which RecoverPoint configuration details can be presented in report format when using Data Protection Advisor?

    A. Replication sets

    B. Replication lag

    C. Link state change

    D. RPA configuration changes

  • Question 146:

    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 147:

    What is a valid characteristic of striped metaLUNs?

    Striped metaLUNs:

    A. must be built from the same RAID types and sizes

    B. can mix thick and thin LUNs

    C. cannot be expanded once created

    D. components have a varying performance profile

  • Question 148:

    What is the minimum acceptable number of drives in a RAID 6 pool on a VNX array?

    A. 3

    B. 4

    C. 8

    D. 16

  • Question 149:

    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 150:

    A Storage Administrator is configuring a new VNX array. There are 10 MS Exchange Servers to be connected to this array.

    What configuration will maximize performance while isolating the backend IO traffic from each host?

    A. Thick LUNs from traditional RAID Groups

    B. Thick Pool based LUNs from one wide pool

    C. Thick Pool based LUNs from several isolated pools

    D. Thin Pool based LUNs from one wide pool

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