EMC E20-377 Online Practice Questions and Exam Preparation

EMC E20-377 Online Questions & Answers

• Question 41:

  What is an advantage of using thin provisioning?

  A. When the provisioning volume also protected with SRDF, no mirror positions would be used.
  B. Thin provisioning presents an application with more capacity than is physically allocated.
  C. Symmetrix Optimizer automatically tunes, monitors, analyzers, and migrate thin volumes to maintain optimal performance.
  D. The provisioning will help meet service-level requirements while providing powerful local-replication Capabilities.
  B. Thin provisioning presents an application with more capacity than is physically allocated.

• Question 42:

  Open Replicator will be used to move data from a Symmetrix V-max array to a CLARiiON array. The CLARiiON array has NOT been discovered by the host on which Open Replicator commands are issued. Which information has to be specified in the Open Replicator device File?

  A. Symdev=arrayid device clardev=arrayid: CLARiiON device WWN
  B. symdev=arrayed:device www=CLARiiON device WWN
  C. symdev= arrayid device clardev=arrayid device
  D. wwn=Symmetrix device WWN WWN=CLARiiON device WWN
  B. symdev=arrayed:device www=CLARiiON device WWN

• Question 43:

  On the Symmetrix platform, which type of RAID protection ensures the best random write performance?

  A. RAID 1
  B. RAID S
  C. RAID 6
  D. RAID 5
  A. RAID 1

• Question 44:

  An SRDF failover operation has been executed during the testing phase of an implementation. What is the expected status of the R1 and R2 devices after performing an SRDF failover operation?

  A. R1 and R2 Not Ready
  B. R1 Read/Write; R2 Read/Write
  C. R1 Write Disabled; R2 Read/Write
  D. R1 Read/Write; R2 Write Disabled
  C. R1 Write Disabled; R2 Read/Write

• Question 45:

  Which device is used as a gatekeeper to the Auto provisioning database?

  A. ACLX
  B. VCM
  C. DATADEV
  D. SAVEDEV
  A. ACLX

• Question 46:

  Besides enabling the SYMAPI_USE_GNS option on the host, to store SYMAPI device group and composite group definitions in a common repository, which conditions must be fulfilled to make the host capable of using this repository?

  A. Locally attached, and a running GNS daemon
  B. Remotely attached, and a running GNS daemon
  C. Locally or remotely attached, and a running GNS daemon
  D. All hosts that have a valid copy of the SYMAPI database file
  A. Locally attached, and a running GNS daemon

• Question 47:

  Which replication operations are supported by Solution Enabler SYMCLI, but NOT by Symmetrix management console?

  A. SRDF/ Star
  B. Open replicator
  C. SRDF/A and SRDF/S
  D. TimeFinder/Clone and TimeFinder/Snap
  A. SRDF/ Star

• Question 48:

  What is the maximum number of Symmetrix V-Max array Initiator Groups that an initiator may be associated with?

  B. 4
  C. 8
  D. 16
  A

• Question 49:

  Open Replicator will be used to move data from a Symmetrix V-Max array to a CLARiiON array. The CLARiiON has NOT been discovered by the host on which the Open Replicator commands are issued. Which information has to be specified in the Open Replicator device file?

  A. The CLARiiON Array ID and LUN ID
  B. The WWN of the CLARiiON LUN
  C. The CLARiiON Array ID and WWN of the CLARiiON LUN
  D. The WWN and LUN ID of the CLARiiON LUN
  B. The WWN of the CLARiiON LUN

• Question 50:

  Two SRDF/A sessions are grouped together to be managed using Multi-Session Consistency. What happens to cycle switching if Session 1 completes its current Transmit cycle before Session 2 can complete its current Transmit cycle?

  A. Both sessions will be dropped.
  B. Cycle switch for both sessions will be delayed.
  C. Cycle switch for Session 1 will proceed independently of Session 2.
  D. Cycle switching will be suspended for both sessions.
  B. Cycle switch for both sessions will be delayed.