EMC E20-393 Online Practice Questions and Exam Preparation

EMC E20-393 Online Questions & Answers

• Question 191:

  What is a consideration when designing a replication solution using the native Dell EMC Unity replication feature?

  A. Asynchronous remote replication supports replication to up to two remote Dell EMC Unity systems
  B. Synchronous remote replication supports replication to up to two remote Dell EMC Unity systems
  C. Synchronous remote replication supports replication to up to one remote Dell EMC Unity systems
  D. Asynchronous remote replication supports replication to up to one remote Dell EMC Unity systems
  A. Asynchronous remote replication supports replication to up to two remote Dell EMC Unity systems

• Question 192:

  A Unity system LUN has a daily snapshot schedule with a Retention Policy of seven days. A hardware failure results in a double fault of the LUN.

  Which snapshot behavior will be experienced?

  A. All of the snapshots will be unavailable to restore data from
  B. Data restoration is available from the oldest snapshot, all others are unavailable
  C. All of the snapshots will be available to restore data from
  D. Data restoration is available from the newest snapshot, all others are unavailable
  D. Data restoration is available from the newest snapshot, all others are unavailable

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  The oldest snapshots residing on that pool with retention policy set to pool automatic deletion begin being deleted.

• Question 193:

  A company has a Unity 300 system with 200 SAS drives. They need to increase the number of SAS drives by 300. Which in-place upgrade is required?

  A. Unity 400F
  B. Unity 400
  C. Unity 600F
  D. Unity 500
  D. Unity 500

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  References: https://www.emc.com/collateral/data-sheet/h14958-unity-hybrid-family-ss.pdf?isKoreaPage=falseanddomainUrlForCanonical=https%3A%2F%2Fwww.emc.com

• Question 194:

  What is the significance of setting a soft quota limit?

  A. Allows the user the ability to compress the offending data.
  B. Prevents UNIX hosts from encountering a stale mount.
  C. Required to meet SEC regulatory requirements.
  D. Provides a grace period before enforcing the quota limit.
  D. Provides a grace period before enforcing the quota limit.

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  References: https://www.dellemc.com/en-us/documentation/unity-family/unity-p-configure-smb-file-sharing/06-unity-smb-c-ch-managing-quotas.htm

• Question 195:

  What is a consideration when specifying a Dial Home suppression time for a Dell EMC Unity XT storage array?

  A. Can be lengthened or shortened
  B. The time zone where the array is located
  C. Should be set between 1 and 32 hours
  D. Can be enabled at any time
  C. Should be set between 1 and 32 hours

• Question 196:

  Which protocol(s) is used to access VMware VMFS datastores from Unity?

  A. Fibre Channel over IP
  B. iSCSI and Fibre Channel
  C. Fibre Channel only
  D. iSCSI only
  B. iSCSI and Fibre Channel

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  References: https://www.emc.com/collateral/white-papers/h15091-dell-emc-unity-virtualization-integration.pdf

• Question 197:

  Which FAST VP operation can be performed from the System Settings window?

  A. Modify data relocation schedule
  B. Delete snapshots from the tier
  C. Cancel data relocation operations
  D. Manually start data relocation
  A. Modify data relocation schedule

• Question 198:

  Which disk format is recommended for Dell EMC Unity's OVA?

  A. Thick Provision Lazy Zeroed
  B. raw
  C. Thick Provision Eager Zeroed
  D. Thin Provision
  C. Thick Provision Eager Zeroed

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  Reference: https://www.dellemc.com/en-us/documentation/unity-family/unity-p-vsa-install/02-vvx-c-ch-deploying-single-sp-unityvsa.htm

• Question 199:

  Which IO modules are supported on the Unity 380/380F?

  A. 25 GbE optical 12 Gb's SAS
  B. 12 GB's SAS 10 GbE Base-T
  C. 16 Gb's Fibre Channel 10 GbE Base-T
  D. 6 Gb's SAS 12 Gb's SAS
  B. 12 GB's SAS 10 GbE Base-T

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  Reference: https://www.dellemc.com/th-th/collaterals/unauth/data-sheets/products/storage/h17713_dell_emc_unity_xt_series_ss.pdf

• Question 200:

  On a Dell EMC Unity file system asynchronous session, how many system Snapshots, in total, are required to support replication?

  B. 2
  C. 4
  D. 8
  B. 2

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  Reference: https://www.dellemc.com/resources/en-us/asset/white-papers/products/storage/h15088-dell_emc_unity-replication_technologies.pdf