EMC E20-690 Online Practice Questions and Exam Preparation

EMC E20-690 Online Questions & Answers

• Question 91:

  Refer to the exhibit.

  

  In this diagram both SAS 0 and SAS 1 buses are used to connect two optional DAEs. What are the advantages of this cabling configuration?

  A. DAE 1 and 2 are load-balanced across the SAS 0 and SAS 1 ports on each SP for improved performance.
  B. There are no specific advantages since both SAS 0 and SAS 1 ports are connected to the same internal SP bus.
  C. 15- and 25-drive DAEs must reside on different SAS buses to preserve future expansion options.
  D. The 25-drive DAE2 should be connected to SAS 0 along with the DPE drives to support EFD options.
  A. DAE 1 and 2 are load-balanced across the SAS 0 and SAS 1 ports on each SP for improved performance.

• Question 92:

  During a VNX gateway manual installation you are registering Data Mover initiators on the VNX Block back-end array. Which 8-byte WWN is the initiator for Data Mover 2 HBA 0?

  A. 5006016036A00190
  B. 5006016136A00190
  C. 5006016836A00190
  D. 5006016936A00190
  A. 5006016036A00190

• Question 93:

  On a VNX, SPA is unavailable through Unisphere and does not respond to a ping. The engineer observes an amber light on the front of the SP. What is the state of the SP and what corrective action should be taken?

  A. SP has failed DIMMs. Replace DIMMs and/or CPU Module.
  B. SP has two failed power supplies. Replace the power supplies.
  C. SP is hung while in degraded mode. Re-image the SP.
  D. SP is hung while starting the ESP driver. Re-seat SPE management switch and reboot SP.
  A. SP has failed DIMMs. Replace DIMMs and/or CPU Module.

• Question 94:

  You are planning an upgrade to a VNX Unified system. You need to check for front-end compatibility. What does the term "front-end" refer to in this context?

  A. NAS clients in the production TCP/IP network
  B. Connections to the LCCs, DAEs, and physical drives
  C. Storage subsystem
  D. Fibre Channel / iSCSI connection to the hosts
  A. NAS clients in the production TCP/IP network

• Question 95:

  Refer to the exhibit.

  

  In an original balanced cabling configuration of a VNX5400, what is the enclosure number to which the large arrow at the top of the diagram is pointing?

  A. 1
  C. 2
  D. 3
  A. 1

• Question 96:

  What is the VNX default failover policy for a Data Mover?

  A. Auto
  B. Manual
  C. Retry
  D. Verify
  A. Auto

• Question 97:

  Refer to the exhibit.

  

  When using the VNX Procedure Generator to make a hardware replacement procedure, what will be the results of selecting the indicated link?

  A. A series of windows with drop-down lists is presented for the user to select the VNX model, storage type, and part to be replaced.
  B. A parts replacement PDF file is generated and emailed to the user who is running the VNX Procedure Generator.
  C. Unisphere Service Manager is launched with user-selectable drop-down lists for selecting part replacement activity.
  D. Unisphere Service Manager is launched to gather system information for producing a part replacement procedure.
  A. A series of windows with drop-down lists is presented for the user to select the VNX model, storage type, and part to be replaced.

• Question 98:

  What are the required initiator record settings for a VNX gateway?

  A. CLARiiON Open Failover Mode 4 Array CommPath disabled Unit Serial Number set to Array
  B. CLARiiON Open Failover Mode 0 Array CommPath disabled Unit Serial Number set to Array
  C. CLARiiON Open Failover Mode 1 Array CommPath disabled Unit Serial Number set to Array
  D. CLARiiON Open Failover Mode 0 Array CommPath enabled Unit Serial Number set to Array
  B. CLARiiON Open Failover Mode 0 Array CommPath disabled Unit Serial Number set to Array

• Question 99:

  You are preparing for a VNX Unified upgrade. What needs to be performed to determine the health status and the estimated time the upgrade will take?

  A. Run the Pre-Upgrade Health Check (PUHC) Wizard from USM
  B. Run the Pre-Upgrade Health Check (PUHC) Wizard from the Control Station
  C. Run "collect the diagnostic information" from USM
  D. Run the check_upgrade_readiness script from USM
  A. Run the Pre-Upgrade Health Check (PUHC) Wizard from USM

• Question 100:

  Refer to the exhibit.

  

  Which command was used to generate this output?

  A. /nas/sbin/connectemc
  B. nas_emailuser
  C. /nas/sbin/nas_connecthome
  D. /nas/sbin/modemtst
  C. /nas/sbin/nas_connecthome