EMC EMC Certifications E20-307 Questions & Answers

• Question 61:

  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

  Correct Answer: B

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

• Question 62:

  Which command enables SRDF/A single session consistency protection?

  A. symrdf enable consistency

  B. symrdf set mode async

  C. symcg enable

  D. symrdf enable

  Correct Answer: C

• Question 63:

  Where are Host I/Os directed to when in the Non-Disruptive Migration CutoverReady state?

  A. Either the source or the target array

  B. Target array only

  C. Held in host cache until a Commit operation occurs

  D. Source array only

  Correct Answer: A

  Reference https://www.emc.com/collateral/technical-documentation/h15464-vmax-non- disruptive-migration.pdf (P.19)

• Question 64:

  When using TimeFinder SnapVX technology, what is the maximum number of linked targets of a snapshot that can be created?

  A. 255

  B. 256

  C. 512

  D. 1024

  Correct Answer: B

  Reference https://www.emc.com/collateral/white-papers/h14273-vmax3-timefinder-snapvx- microsoft-sql-server.pdf (P.5)

• Question 65:

  When setting the TimeFinder SnapVX time-to-live with the symsnapvx command and parameter –delta 24, what does the –delta parameter specify?

  A. Hours

  B. Minutes

  C. Weeks

  D. Days

  Correct Answer: D

  Reference https://ireland.emc.com/collateral/TechnicalDocument/docu68926.pdf (Page 18)

• Question 66:

  At which levels are FAST performance metrics collected in a VMAX3 array?

  A. Disk Group, Storage Group, and thin device sub-LUN

  B. Data Pool, Storage Resource Pool, and Storage Group

  C. Disk Group, Data Pool, and thin device sub-LUN

  D. Disk, Data Pool, and Storage Resource Pool

  Correct Answer: A

• Question 67:

  Please check the option that best describes your relationship with Dell EMC:

  A. Dell EMC Employee

  B. Dell EMC Customer/Partner

  C. Other

  Correct Answer: C

• Question 68:

  A storage administrator currently has three snapshots with generation numbers 0,1 and 2. After adding a TimeFinder SnapVX snapshot, what is the generation number of the new snapshot?

  A. 0

  B. 1

  C. 2

  D. 3

  Correct Answer: A

  Reference https://www.emc.com/collateral/technical-documentation/h13697-emc-vmax3- local-replication.pdf (page 7)

• Question 69:

  DRAG DROP

  When using the SRDF failover command for a maintenance operation, what is the correct sequence of the steps necessary to provide a consistent point-in-time copy with minimal recovery at the target side?

  Select and Place:

  

  Correct Answer:

  

• Question 70:

  DRAG DROP

  What is the correct sequence of steps to obtain VMAX licenses and ensure the VMAX is configured to allow these features to work properly?

  Select and Place:

  

  Correct Answer:

  

  Reference https://www.emc.com/collateral/TechnicalDocument/docu78907.pdf (page 122)