EMC E20-393 Online Practice Questions and Exam Preparation

EMC E20-393 Online Questions & Answers

• Question 161:

  The preferred production interface is active. What does the Dell EMC Unity system do once a NAS Server starts outbound traffic to an external service?

  A. Uses the backup interface
  B. Initiates NAS Server failover
  C. Uses the active production interface
  D. Enables Packet Reflect
  C. Uses the active production interface

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  Reference: https://www.dellemc.com/en-us/documentation/unity-family/unity-p-configure-smb-file-sharing/07-unity-smb-c-ch-configuring-ip-routes.htm

• Question 162:

  Which FAST Cache operation proactively copies dirty pages to underlying hard disk drives?

  A. FAST Cache flushing
  B. FAST Cache promotion
  C. FAST Cache warming
  D. FAST Cache cleaning
  A. FAST Cache flushing

• Question 163:

  How is encryption set for a Unity storage system?

  A. By selecting "Status" on the Manage Encryption page
  B. Automatically the first time the license file is applied
  C. By clicking the "Mode" checkbox on the Manage Encryption page
  D. Programmatically set at the factory.
  B. Automatically the first time the license file is applied

• Question 164:

  Which layer of the Dell EMC Unity storage architecture provides access to both the virtual storage pool and configured LUN resources?

  A. Enclosure Services Interface
  B. Common software
  C. SCSI Enclosure Services
  D. Communications Management interface
  D. Communications Management interface

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  Reference: https://www.dellemc.com/resources/en-us/asset/white-papers/products/storage/h15092-dell_emc_unityvsa.pdf

• Question 165:

  What is a consideration when expanding a dynamic pool?

  A. Maximum number of drives is 16 in a RAID Group
  B. Maximum number of slices in a private LUN is 256
  C. Maximum number of drives is 64 in a drive partnership group
  D. Minimum of drives in a RAID5 (4+1) RAID Group is 5
  C. Maximum number of drives is 64 in a drive partnership group

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  Reference: https://www.dellemc.com/resources/en-us/asset/white-papers/products/storage/h16289-dell_emc_unity-dynamic_pools.pdf (5)

• Question 166:

  What are considerations when configuring a Proxy NAS Server?

  A. Can be created on either SP regardless of where the replicated NAS Server resides May utilize different access protocols as the replicated NAS Server
  B. Can be created on either SP regardless of where the replicated NAS Server resides Must use the same access protocols as the replicated NAS Server
  C. Must be created on the same SP as the replicated NAS Server Must use the same access protocols as the replicated NAS Server
  D. Must be created on the same SP as the replicated NAS Server Different access protocols may be utilized as the replicated NAS Server
  C. Must be created on the same SP as the replicated NAS Server Must use the same access protocols as the replicated NAS Server

• Question 167:

  A storage administrator is replicating a NAS Server from one Dell EMC Unity to another. The destination system has a different network scheme than their source system. What operation must be done on the destination system NAS Server to ensure data is accessible after failover?

  A. No changes required
  B. Change the Override properties
  C. Create a new interface
  D. Modify DNS Cache
  B. Change the Override properties

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  Reference: https://www.dellemc.com/es-ve/documentation/unity-family/unity-p-replication-config/01-unity-rep-br-overview.htm

• Question 168:

  Which operation can be performed on the General tab of the LUN Properties page?

  A. Extend the LUN
  B. Grant Host access
  C. Replicate the LUN
  D. Set Host I/O limits
  A. Extend the LUN

• Question 169:

  The soft limit quota for a file system has just been exceeded. What would you expect to occur concerning data access?

  A. Once the soft limit is reached, the grace period counts down until the hard limit is reached. New data can be written as long as the hard limit has not been reached.
  B. Once the soft limit is reached, no new data can be added to the file system or directory.
  C. If the soft limit remains exceeded and the grace period expires, no new data may be added to the particular file system or directory.
  D. If the soft limit remains exceeded and the grace period expires, new data may be added to the particular directory. The system will alert the grace period expired.
  A. Once the soft limit is reached, the grace period counts down until the hard limit is reached. New data can be written as long as the hard limit has not been reached.

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  Reference: https://www.emc.com/collateral/TechnicalDocument/docu86751.pdf

• Question 170:

  When creating a NAS Server replication session, which settings are required for the destination NAS Server?

  A. Name, Pool, and Storage Provisioning
  B. Interface configuration, Pool, and Storage Processor
  C. Pool, RPO, and Storage Processor
  D. Name, interface configuration, and RPO
  A. Name, Pool, and Storage Provisioning

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  References: https://www.emc.com/dam/uwaem/documentation/unity-p-replication-config.pdf

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