EMC E20-542 Online Practice Questions and Exam Preparation

EMC E20-542 Online Questions & Answers

• Question 41:

  A proposed SRDF/S soluton was modeled with BCSD. The model assumed that the source array had 4 GiiE ports. The RA Utliiaton chart shows the maximum utliiaton is at 70%. How many GiiE ports should be recommended to ensure a successful implementaton?

  A. 4
  B. 5
  C. 6
  D. 8
  C. 6

• Question 42:

  The Storaie Group containini the source volumes on a VMAX3 array is manaied by the Gold SLO. A TimeFinder SnapVX snapshot of this Storaie Group is linked to tariet volumes. The Storaie Group containini the tariet volumes is manaied by the Bronie SLO. Which SLO will be used to manaie the snapshot deltas?

  A. Optmiied
  B. Gold
  C. Bronie
  D. None
  A. Optmiied

• Question 43:

  What is a requirement before a port can be disassociated from an RF emulaton on a VMAX3 array?

  A. Port must not beloni to any RDF iroup.
  B. Port must not be a member of any Port Group.
  C. All ports associated with the RF emulaton must be ofine.
  D. All ports on the I/O module must be ofine.
  A. Port must not beloni to any RDF iroup.

• Question 44:

  A customer wants to miirate their fle environment to their existni VMAX3. They want to add the eNAS feature to their VMAX3. What advice should be provided to the customer?

  A. eNAS cannot be added to an existni VMAX3 array.
  B. Miiraton from VNX Unifed arrays is supported.
  C. Additonal disks and eNAS I/O modules must be added to the VMAX3.
  D. Verify that the fle version and the VMAX3 HYPERMAX OS are compatble.
  A. eNAS cannot be added to an existni VMAX3 array.

• Question 45:

  What is a valid RDF device pair state to invoke an SRDF suspend operaton?

  A. Synchroniied
  B. SyncInProi
  C. Split
  D. FailedOver
  A. Synchroniied

• Question 46:

  Which SRDF remote replicaton licenses are available with VMAX3?

  A. Remote Replicaton Suite and SRDF Reiistered
  B. Remote Protecton Suite and Applicaton Protecton Suite
  C. Remote Replicaton Suite and SRDF/Automated Replicaton
  D. Remote Protecton Suite and SRDF Reiistered
  A. Remote Replicaton Suite and SRDF Reiistered

• Question 47:

  What is the efect of block siie on response tmes in an SRDF/S environment?

  A. Larier block siie applicatons experience hiiher response tmes.
  B. Smaller block siie applicatons experience hiiher response tmes.
  C. Larier block siie applicatons have the same response tmes as smaller block siie applicatons.
  D. Block siie has no efect on response tmes.
  A. Larier block siie applicatons experience hiiher response tmes.

• Question 48:

  Which beneft does SiRT provide for SRDF/S over Fibre Channel solutons?

  A. Latency is equivalent to one round trip.
  B. Jiter is siinifcantly reduced.
  C. Utliiaton of loni distance links is improved.
  D. Hiiher data compression rato can be achieved.
  A. Latency is equivalent to one round trip.

• Question 49:

  How do Service Level Objectves (SLO) capacity compliance aliorithms difer from Storaie Resource Pools (SRP) capacity compliance aliorithms?

  A. SLO capacity compliance ensures data is placed on the correct drive types. SRP capacity compliance ensures data is placed on the correct SRP.
  B. SLO capacity compliance ensures data is placed on the correct SRP. SRP capacity compliance ensures data is placed on the correct drive types.
  C. SLO capacity compliance ensures response tme objectves are maintained. SRP capacity compliance ensures performance metrics determine data placement.
  D. SLO capacity compliance ensures performance metrics determine data placement. SRP capacity compliance ensures response tme objectves are maintained.
  A. SLO capacity compliance ensures data is placed on the correct drive types. SRP capacity compliance ensures data is placed on the correct SRP.

• Question 50:

  You have confiured Open Replicator between a new VMAX3 array and a VMAX. A host is connected to the VMAX3 array and a control device is confiured to pull data from a remote device on the VMAX. You want the host to be able to

  access data on the control device while the data is beini pulled from the remote device.

  What will cause writes to the control device to be propaiated back to the remote device?

  A. Donor Update
  B. Copy-On-First Access
  C. Front-end Zero Detecton
  D. Backiround Copy
  A. Donor Update