EMC Legato Cert E20-370 Questions & Answers

• Question 21:

  You are implementing a CentraStar 3.1 EMC Centera and attempting to create a storage pool, but you get an error that the virtual pool migration task must be run.

  You go to the EMC Centera Viewer under Tools/Service/Virtual Pools/Start PoolMigration to do this, but now get the error that the Pool Migration failed.

  What step is needed to allow the Pool Migration task to complete?

  A. Log in as "admin" and unlock the storage nodes, then run the Pool Migration task

  B. Log in as "emcexpert" and run the Pool Migration task

  C. Log in as "emcservice" and run the Pool Migration task

  D. Log in as "emcservice" and unlock the access nodes, then run the Pool Migration task

  Correct Answer: A

• Question 22:

  You are running tests in EMC Centera Verify. You have successfully tested against a PEA file for read, write, and delete. You now want to test the replication function against the address shown in the replica address. However, after three minutes it does not appear that the test is working.

  Which action do you need to take?

  A. Check the PEA file to verify that both EMC Centeras are listed in the cluster ID section.

  B. Close and reopen EMC Centera Verify and retry the replication test again.

  C. Nothing, it may take up to 15 minutes for the replication test to complete.

  D. Use a different PEA file for replication tests.

  Correct Answer: C

• Question 23:

  What is the purpose of Centera Universal Access (CUA)?

  A. Interfaces non-native applications with Centera

  B. Provides an alternative data replication option for DR

  C. Provides optional encryption / decryption for objects stored on Centera

  D. Provides a centralized server for Centera management tools

  Correct Answer: D

• Question 24:

  Which privileges are needed to run EMC Centera Console Installer?

  A. administrator

  B. emcexpert

  C. emcservice

  D. root

  Correct Answer: A

• Question 25:

  Your customer wants to minimize access time to an EMC Centera. Which Protection Scheme and Storage Strategy combination should you choose?

  A. CPM and Capacity

  B. CPM and Performance

  C. CPP and Capacity

  D. CPP and Performance

  Correct Answer: B

• Question 26:

  Which CLI command is issued to add a cluster to a domain?

  A. add cluster

  B. update domain add cluster

  C. update domain cluster

  D. update domain cluster add

  Correct Answer: B

• Question 27:

  What must be done to use the IP configuration of the active CUA on the standby CUA in the event of a failure/failover?

  A. Nothing. The standby is aware of the active CUA's IP configuration and will use this information once a failover is initiated.

  B. Nothing. The standby is aware of the active CUA's IP configuration and will use this information as soon as the active goes offline, prior to failover initiation.

  C. Once the active CUA is no longer online and failover has been initiated the standby must be reconfigured using the IP configuration of the active.

  D. Once the active CUA is no longer online and failover has not been initiated the standby must be reconfigured using the IP configuration of the active.

  Correct Answer: C

• Question 28:

  Click the Exhibit button.

  Which menu choice will provide diagnostic data for EMC Support?

  

  A. Backup system

  B. Browse metadata

  C. Capture System Information

  D. Send E-mail notification

  Correct Answer: C

• Question 29:

  Which process is responsible for block reclamation on the CUA?

  A. Cache reclamation process

  B. Invalidation job

  C. Reclamation job

  D. Writeback daemon process

  Correct Answer: B

• Question 30:

  Which condition is required for replication of deletes to work correctly?

  A. "Delete" and "PrivilegedDelete" flags must be enabled on the source cluster

  B. Only the "PrivilegedDelete" flag is required on the replica cluster

  C. Replication must be running and the two clusters in sync

  D. Retention classes must be identical on both clusters

  Correct Answer: D