EMC DECS-IE DES-1721 Questions & Answers

• Question 21:

  You have connected a 12 GB expansion enclosure using Mini-SAS HD cables. When powered on, some of the cable do not show a link. Why?

  A. Inserted upside down

  B. Incorrect cable voltage

  C. Non powered cable

  D. Inserted sideways

  Correct Answer: B

• Question 22:

  When you enable Storage Profiles on a SC with two tiers of flash drives, which storage profile will appear in addition to the standard storage profiles?

  A. High Priority

  B. Recommended

  C. Medium Priority

  D. Low Priority with Progression

  Correct Answer: C

  Reference: https://www.dell.com/storagehelp/dellstorageclient/2016R3.10/en-us/GUID-E2CF30B9-2AEA-48DD-94BD-43558919E2F4.html

• Question 23:

  You are going to install a SC Series running SCOS 7.3.x with 15K and 7K disks. What Data Reduction option will be available on this system?

  A. Deduplication

  B. Compression

  C. Compression with Rehydrate

  D. Deduplication with Compression

  Correct Answer: D

  Reference: https://www.dell.com/pk/business/p/storage-sc5000/pd

• Question 24:

  You recently added a second Storage Center to your network. Both systems were added to DSM, and you can ping the iSCSI ports of the remote system. You are planning to replicate between your two systems, but you cannot get the Replication Wizard to launch.

  What item is missing?

  A. Data Progression is not running on both systems

  B. Deduplication is enabled on the source system

  C. Both systems do not have a QoS setting enabled

  D. Remote Instant Replay license has not been applied

  Correct Answer: B

• Question 25:

  What is used for migrating data from legacy system volumes to SC default provisioned volumes?

  A. Thin Import

  B. Intelligent Import

  C. Thick Import

  D. Live Migration

  Correct Answer: D

• Question 26:

  What can be done in order to facilitate the WWN Zoning and port identification in Brocade switches?

  A. Create Zones using WWPNs

  B. Create Aliases for port numbers

  C. Create Aliases for the WWPMs

  D. Create Zones using port numbers

  Correct Answer: D

• Question 27:

  You are installing a new FC switch to an existing fabric. You are receiving a Zone conflict error. Why?

  A. Fillword is not correct

  B. The link is down, check SFP and cable

  C. The number of ports is different

  D. New switch does not have unique domain ID

  Correct Answer: C

• Question 28:

  While installing a SC system the customer reports that it will house a database that has a nightly database backup that starts at 6 pm. What system configuration change can you make to lessen the impact of this SQL job?

  A. Set the volume for Snapshot on RAID 6

  B. Change Data Progression start time

  C. Set the volume to have a Snapshot taken at 6 pm

  D. Set Data Progression to run for 1 hour

  Correct Answer: B

• Question 29:

  In Storage Manager, what should you do to have the Create Server wizard recognize an HBA properly?

  A. Verify the iSCSI initiator has a valid IP address, subnet and gateway

  B. Ensure that iSCSI traffic is on a separate dedicated network

  C. Add the FC WWNN when asked in the wizard

  D. Ensure that proper FC zoning and the HBA is configured

  Correct Answer: D

  Reference: https://www.dell.com/storagehelp/dellstorageclient/2016R3.10/en-us/GUID-F91BC92F-9CA7-486C-9C49-EFE157213F4B.html

• Question 30:

  There has been a request to add iSCSI functionality to a SC9000 array for replication. SC is currently using slots 4 and 5 for SAS back end. Slots 2 and 3 for Fibre Channel front end.

  How many slots are available for new half-height I/O Cards?

  A. 1

  B. 2

  C. 3

  D. 4

  Correct Answer: D