EMC E20-507 Online Practice Questions and Exam Preparation

EMC E20-507 Online Questions & Answers

• Question 11:

  What is the maximum number of sessions and mode(s) of operation with Open Replicator on a VMAX3 array?

  A. 256 sessions; Push and Pull
  B. 512 sessions; Pull only
  C. 1024 sessions; Push and Pull
  D. 1024 sessions; Pull only
  C. 1024 sessions; Push and Pull

• Question 12:

  What is the maximum number of engines that can be configured on a VMAX 200K array?

  A. 2
  B. 4
  C. 6
  D. 8
  B. 4

• Question 13:

  In VMAX3 and VMAX All Flash arrays, what is the maximum number of LUN addresses supported per director port?

  A. 2 K
  B. 4 K
  C. 8 K
  D. 16 K
  B. 4 K

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  Reference: https://community.emc.com/thread/189386?tstart=0

• Question 14:

  Which device type can be used as a Gatekeeper?

  A. TDEV
  B. BCV
  C. VDEV
  D. TDAT
  C. VDEV

• Question 15:

  Which I/O module is used by VMAX3 eNAS systems to facilitate backup to tape?

  A. 2-port 10GbE BaseT
  B. 2-port 10GbE Optical
  C. 4-port 8 Gb FC
  D. 4-port 16 Gb FC
  C. 4-port 8 Gb FC

• Question 16:

  Which Unisphere for VMAX feature helps determine the performance impact of migrating workload from one VMAX3 array to another VMAX3 array?

  A. FAST Array Advisor
  B. Headroom
  C. Suitability Check
  D. Sizer
  A. FAST Array Advisor

• Question 17:

  At which level should the SLO be associated to have a device managed by FAST on a VMAX3?

  A. Storage Group
  B. Device Group
  C. Masking View
  D. Data Pool
  C. Masking View

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

• Question 18:

  What should be done, from an application perspective, prior to performing an SRDF Restore operation?

  A. Stop accessing the R1 and R2 devices
  B. Stop accessing the R1 devices; continue accessing the R2 devices
  C. Continue accessing the R1 devices; stop accessing the R2 devices
  D. Continue accessing the R1 and R2 devices
  A. Stop accessing the R1 and R2 devices

• Question 19:

  Two RDF groups from two VMAX3 arrays have been added to a Consistency Group. SRDF/A Multi-Session Consistency (MSC) has been enabled for the Consistency Group. The RDF daemon has been started on a single host that has

  access to both the VMAX3 arrays.

  What will happen if this host becomes unavailable?

  A. Cycle switching will stop
  B. SRDF mode will change to Adaptive Copy Disk
  C. RDF links will be suspended immediately
  D. SRDF pair state will become Partitioned
  A. Cycle switching will stop

• Question 20:

  Which Unisphere for VMAX view shows the Storage Resource Pool Demand Report and has links to other Demand Reports?

  A. Storage>Storage Resource Pools
  B. Storage>Storage Groups Dashboard
  C. Performance>Monitor>Dashboards
  D. Storage>Service Levels
  B. Storage>Storage Groups Dashboard