EMC E20-507 Online Practice Questions and Exam Preparation

EMC E20-507 Online Questions & Answers

• Question 61:

  What is the maximum Reserved Capacity percentage that can be set for an SRP in a VMAX3 array?

  A. 50
  B. 80
  C. 90
  D. 100
  B. 80

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  Valid values for Reserved Capacity percentage are from 1% to 80%, and NONE.

  Reference: https://www.emc.com/collateral/technical-documentation/h13697-emc-vmax3-local-replication.pdf

• Question 62:

  If the Solutions Enabler 8.0.x lockbox password is lost, which method can be used to recover the password?

  A. Password cannot be recovered
  B. symcfg command
  C. Unisphere for VMAX
  D. stordaemon command
  A. Password cannot be recovered

• Question 63:

  A storage administrator is using Unisphere for VMAX to provision storage to a virtual machine. This virtual machine needs to share an RDM device which is already presented to another virtual machine. The administrator is unable to select

  the existing RDM to present to the virtual machine.

  What could be the cause?

  A. Volumes already presented as an RDM to other virtual machines are excluded from the available volumes list
  B. Only available storage from datastores can be presented to virtual machines using Unisphere for VMAX
  C. No volumes are available and a new volume cannot be created
  D. Existing volumes can only be presented to physical hosts
  A. Volumes already presented as an RDM to other virtual machines are excluded from the available volumes list

• Question 64:

  Which VMAX3 FAST algorithm is the basis for the Optimized Service Level Objective?

  A. Disk resource protection
  B. SLO capacity compliance
  C. SLO response time compliance
  D. SRP capacity compliance
  A. Disk resource protection

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  Reference: http://uk.emc.com/collateral/technical-documentation/docu55786-vmax3-service-level-pro-fully-automated-storage.pdf (page 19)

• Question 65:

  Which SRDF/A feature keeps sessions active in the event of a temporary link loss?

  A. Transmit Idle
  B. Group-level Write Pacing
  C. Write Folding
  D. Multi-Cycle Mode
  A. Transmit Idle

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  Reference: http://www.emc.com/collateral/hardware/technical-documentation/h4118-srdfa-srafa-multi-sessn-constncy-zos-tb.pdf (page 98, SRDF/A Transmit idle)

• Question 66:

  On a VMAX3 array, a TDEV is provisioned to a host using a Storage Group that has no SLO defined. How will the TDEV be handled by FAST?

  A. Optimized SLO will be applied to the TDEV
  B. FAST will not manage the TDEV
  C. TDEV will be pinned to the middle tier
  D. TDEV will be Not Ready
  A. Optimized SLO will be applied to the TDEV

• Question 67:

  Diamond, Platinum, and Gold SLOs are available on a VMAX3 array. A Storage Group was associated with the Diamond SLO. However, the storage administrator discovers that data was allocated from the 15K drives. What could cause this allocation?

  A. Flash data pools are completely filled up
  B. Fully Automated Storage Tiering was disabled
  C. 10K data pools are completely filled up
  D. Fully Automated Storage Tiering was enabled
  A. Flash data pools are completely filled up

• Question 68:

  What is the maximum thin device size that can be created on a VMAX3 array?

  A. 240 GB
  B. 16 TB
  C. 60 TB
  D. 64 TB
  D. 64 TB

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  Reference: https://www.emc.com/collateral/white-paper/h13578-hypermax-os-vmax-new-features.pdf

• Question 69:

  What are pre-configured in VMAX3 and VMAX All Flash arrays?

  A. Data devices
  B. Gatekeeper devices
  C. SRDF devices
  D. Thin devices
  D. Thin devices

• Question 70:

  You are attempting to install Unisphere for VMAX 8.0 on a server with the following configuration: Microsoft Windows Server 2008 64-bit Dual core processor 8 GB RAM 180 GB free space

  The installation is unable to continue because a pre-requisite has not been met. What is the likely cause of the error?

  A. 12 GB of RAM is required
  B. 32-bit operating system is required
  C. 240 GB of free space is required
  D. Quad core processor is required
  A. 12 GB of RAM is required