EMC EMC Certifications E20-507 Questions & Answers

• Question 11:

  At which level does Non-Disruptive Migration work?

  A. Port Group

  B. Disk Group

  C. Storage Group

  D. Initiator Group

  Correct Answer: C

  Reference https://www.emc.com/collateral/technical-documentation/h15464-vmax-non-disruptive-migration.pdf (P.7)

• Question 12:

  Which type of emulation is used for thin devices provisioned to an eNAS Storage Group in VMAX3?

  A. FBA

  B. CELERRA_FBA

  C. EMBEDDED_NAS_FBA

  D. eNAS_FBA

  Correct Answer: B

• Question 13:

  What is the distance limit for SRDF/S remote replication?

  A. 60 miles / 96 km

  B. 100 miles / 160 km

  C. 125 miles / 200 km

  D. 200 miles / 320 km

  Correct Answer: C

  Reference https://community.emc.com/thread/123013?start=0andtstart=0

• Question 14:

  VMAX3 devices 00011 through 00014 are 100 GB in size. What will the size of the devices be after the symdev modify –devs 00011:00014 –cap 400 –captype gb –tdev SYMCLI command is executed?

  A. 200 GB

  B. 400 GB

  C. 500 GB

  D. 1600 GB

  Correct Answer: B

  Reference: https://uk.emc.com/collateral/TechnicalDocument/docu61130.pdf

• Question 15:

  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 16:

  Which type of RDF devices are used in Cascaded SRDF environments?

  A. R11

  B. R12

  C. R21

  D. R22

  Correct Answer: C

  Reference https://storageengineer.blogspot.com/2013/06/srdf-devices.html

• Question 17:

  Which information is required to discover a VMware ESXi host in the Virtual Servers page of Unisphere for VMAX?

  A. IP address of the new host Credentials of the ESXi host Server Type = VMware

  B. IP address of the vCenter Credentials of the vCenter Server Type = VMware

  C. IP address of the VM Credentials of the VM Server Type = ESXi

  D. IP address of the ESXi host Credentials of the ESXi host Server Type = ESXi

  Correct Answer: A

• Question 18:

  What is the function of FAST hinting on a VMAX3 array?

  A. Sends hints to the array for low access data to be compressed

  B. Provides suggestions for data migration activities to be performed on stale data

  C. Sends hints to the array for data that is likely to be accessed in a given period of time

  D. Provides suggestions for manual movement of data to other tiers

  Correct Answer: C

  Reference http://thecoreblog.emc.com/emc-world/beating-the-odds-with-fast-hinting/?cmp=soc-cor-glbl-us-sprinklr-TWITTER--EMCStorage-183819018

• Question 19:

  A storage administrator requires a report of used capacity on a VMAX3. In Unisphere for VMAX under which menu drop-down can a capacity report be exported?

  A. Home

  B. System

  C. Host

  D. Storage

  Correct Answer: C

  Reference https://ireland.emc.com/collateral/TechnicalDocument/docu68851.pdf (p.198)

• Question 20:

  Where is data compression enabled on a VMAX All Flash array?

  A. Storage Group

  B. Thin devices

  C. Data Pool

  D. Disk Group

  Correct Answer: A

  Reference https://www.emc.com/collateral/white-papers/h15393-vmax-all-flash-adaptive-compression-engine.pdf (Page 4)