EMC E20-507 Online Practice Questions and Exam Preparation

EMC E20-507 Online Questions & Answers

• Question 141:

  What is the maximum Reserved Capacity percentage that can be set for a VMAX All Flash Storage Resource Pool?

  A. 10
  B. 20
  C. 80
  D. 90
  C. 80

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  Reference https://uk.emc.com/collateral/technical-documentation/docu55786-vmax3-service-level-pro-fully-automated-storage.pdf (p.27)

• Question 142:

  Which command enables consistency protection for devices in Concurrent SRDF?

  A. symrdf enable consistency
  B. symcfg enable consistency
  C. symrdf enable
  D. symcg enable
  D. symcg enable

• Question 143:

  When using TimeFinder SnapVX technology, what is the maximum number of linked targets of a snapshot that can be created?

  A. 255
  B. 256
  C. 512
  D. 1024
  B. 256

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  Reference https://www.emc.com/collateral/white-papers/h14273-vmax3-timefinder-snapvx-microsoft-sql-server.pdf (P.5)

• Question 144:

  What does the Reserved Capacity parameter for a VMAX3 Storage Resource Pool (SRP) reserve?

  A. Percentage of SRP for thin device host allocations
  B. Percentage of SRP for TimeFinder SnapVX snapshots
  C. Absolute capacity in GB for SRDF/A DSE
  D. Absolute capacity in GB for thin device host allocations
  A. Percentage of SRP for thin device host allocations

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  Reference: http://uk.emc.com/collateral/technical-documentation/docu55786-vmax3-service-level-pro-fully-automated-storage.pdf (page 27)

• Question 145:

  Data is written on a source track and the original data needs to be preserved for a snapshot. Which technology does TimeFinder SnapVX use to prevent a new write from being demoted to a lower tier?

  A. Redirect-on-write
  B. Copy-on-write
  C. Copy mode
  D. NoCopy mode
  A. Redirect-on-write

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  Reference https://www.google.com/url?sa=tandrct=jandq=andesrc=sandsource=webandcd=1andcad=rjaanduact=8andved=0ahUKEwjtwPmqw4jVAhVDNI8KHWAdCc8QFggnMAAandurl=https%3A%2F%2Flearningcontent.emc.com%2Fgatekeepercontent% 2Fcninv000000000126123%2Fpresentation_content%2Fexternal_files%2FVMAX%2520All%2520Flash%2520and%2520VMAX3%2520Local%2520Replication%2520Fundamentals_srg.pdfandusg=AFQjCNHdxfEn-dqgkk5OCnYFBnPj6V-ylA (page 18)

• Question 146:

  You are attempting to install Unisphere for VMAX 8.0 on a server with the following configuration: Microsoft Windows Server 2008 32-bit Dual core processor 16 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. 64-bit operating system is required
  B. 24 GB of RAM is required
  C. 240 GB of free space is required
  D. Quad core processor is required
  A. 64-bit operating system is required

• Question 147:

  Refer to the Exhibit.

  

  Both the R1 and R2 devices are being accessed after an SRDF Split operation. Where will the changes made to these devices be reflected in the SRDF Query?

  A. 1 and 3
  B. 1 and 4
  C. 2 and 3
  D. 2 and 4
  C. 2 and 3

• Question 148:

  What is a requirement before a port can be disassociated from VMAX3 FA emulation?

  A. Port must not be a member of any Port Group
  B. Port must not belong to an RDF group
  C. All ports associated with the FA emulation must be offline
  D. All ports on the I/O module must be offline
  A. Port must not be a member of any Port Group

• Question 149:

  In a VMAX3 environment, what is used to make SRDF/A resilient to temporary increases in write workloads or intermittent link loss?

  A. Storage Resource Pool
  B. Delta Set Extension Pool
  C. SAV Pool
  D. Reserved LUN Pool
  A. Storage Resource Pool

• Question 150:

  If a Gatekeeper is listed in both the gkselect and the gkavoid files, what will happen during the selection of Gatekeepers?

  A. gkavoid entry is used
  B. gkselect entry is used
  C. Neither entry is used
  D. Either entry could be used
  A. gkavoid entry is used