EMC E20-393 Online Practice Questions and Exam Preparation

EMC E20-393 Online Questions & Answers

• Question 171:

  Using the fan-out topology, what is the maximum number of sites a resource can be replicated to asynchronously?

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

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  Reference: https://www.dellemc.com/en-us/collaterals/unauth/white-papers/products/storage/h15088-dell-emc-unity-replication-technologies.pdf

• Question 172:

  A storage administrator wants to create datastores using VMware VASA APIs and IP networking. Which type of datastore should be used?

  A. File datastore
  B. Block datastore
  C. VVol (file)
  D. VVol (block)
  D. VVol (block)

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  Reference: https://www.delltechnologies.com/hr-hr/documentation/unity-family/unity-p-vvols-config/01-vxe-tn-vvols-br-manage-vvol-datastores.htm

• Question 173:

  During the configuration of ESRS, how is the Customer Contact Data verified?

  A. Access code sent through email to the customer
  B. Step taken during the ESRS Network check
  C. Step taken by the ESRS Policy Manager
  D. Step taken during the readiness check for ESRS
  A. Access code sent through email to the customer

• Question 174:

  Which step must be completed prior to performing the initial configuration of a UnityVSA system and creating the first storage pool?

  A. Create an ESXi host profile
  B. License the system for NFS and SMB support
  C. Add vDisks to the storage appliance
  D. Install license keys for thin provisioning
  C. Add vDisks to the storage appliance

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  UNITY VSA STORAGE POOL CREATION

  1.

  Under the Storage Pool Section go to Pools. Select the + to start the "Create Pool Wizard".

  2.

  Name the Pool

  3.

  Assign a Tier to each Virtual Disk attached to the VSA. You have Extreme, Performance and Capacity.

  

  Etc.

  References: https://samshouseblog.com/2016/06/08/unity-vsa-storage-pool-creation/

• Question 175:

  A system administrator has added a new Unity storage array to their environment. The administrator wants to migrate block data from vVNX running in their VMware environment to a UnityVSA. In addition, the administrator needs to migrate the block data from an older CLARiiON storage array to the new Unity storage array.

  Which single block migration option will work for both the virtual and hardware storage devices?

  A. SAN Copy Push
  B. VPLEX
  C. Host-Based LVM
  D. RecoverPoint
  A. SAN Copy Push

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  You move Block storage from a CLARiiON CX or VNX Series storage system to an EMC Unity system.

  Note: Clariion (styled CLARiiON) is a discontinued [1] SAN disk array manufactured and sold by EMC Corporation, it occupied the entry-level and mid-range of EMC's SAN disk array products. In 2011, EMC introduced the EMC VNX Series, designed to replace both the Clariion and Celerra products.

  Incorrect Answers:

  D: EMC RecoverPoint protects storage arrays LUNs and provides concurrent local and multiple remote data replication copies with continuous data protection for any PiT Recovery. It supports EMC VMAX 10K, 20K, 40K, VNX, VNXe3200, VNX-F, VPLEX, XtremIO and 3rd party arrays via VPLEX.

• Question 176:

  What is maximum amount of time allowed when saving a configuration from the Collect Service Information menu from Unsphere in order to avoid a time-out?

  A. 45 minutes
  B. 60 minutes
  C. 90 minutes
  D. 120 minutes
  B. 60 minutes

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  Reference: https://www.dellemc.com/fr-ma/collaterals/unauth/white-papers/products/storage/h15092-emc-unity-unity-vsa.pdf

• Question 177:

  DRAG DROP

  What is the correct sequence of steps required to deploy a Dell EMC UnityVSA?

  Select and Place:

  

  

• Question 178:

  A storage administrator has purchased a UnityVSA and asks your recommendation on how to provision the storage to their ESXi host. Based on Dell EMC best practices, what should you recommend?

  A. Thick Provisioned
  B. Thick Provision Eager Zeroed
  C. Thin Provisioned
  D. Thin Provisioned Eager Zeroed
  B. Thick Provision Eager Zeroed

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  References: https://www.emc.com/collateral/white-papers/h15093-dell-emc-unity-best-practices-guide.pdf

  (p.11)

• Question 179:

  Which Unity feature supports provisioning within vCenter, provides full visibility to physical storage, and increases management efficiency?

  A. VSI
  B. ODX
  C. ESI
  D. VAAI
  A. VSI

• Question 180:

  Refer to the exhibit.

  

  Which port is used to connect the DPE to a DAE?

  A. A
  B. B
  C. C
  D. D
  B. B

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  Reference: https://www.emc.com/collateral/TechnicalDocument/docu69318.pdf