EMC E20-390 Online Practice Questions and Exam Preparation

EMC E20-390 Online Questions & Answers

• Question 201:

  A company is expanding their storage infrastructure with five new VNXs. They are using VMware ESXi hosts that have access to several datastores on various VNX storage arrays. Based on EMC best practices, what is a recommended configuration?

  A. Each host should use LUNs from no more than four VNXs
  B. Each datastore should have its own storage group for each host
  C. Each host should be connected to each storage array using four zones
  D. A maximum of four LUNs per storage group should be used
  A. Each host should use LUNs from no more than four VNXs

• Question 202:

  An administrator has been tasked with mapping all users from corp to their own directory in /Userdata. Which is the correct format for the homedirfile configuration?

  A. corp;/userdata:*
  B. *:corp;/userdata
  C. corp:*:/userdata
  D. *./userdata:corp
  C. corp:*:/userdata

• Question 203:

  Which RecoverPoint configuration details can be presented in report format when using Data Protection Advisor?

  A. Replication lag
  B. WAN/SAN usage
  C. Consistency group copy
  D. Journal usage
  C. Consistency group copy

• Question 204:

  Where are VNX SnapView fracture logs stored?

  A. Clone private LUN
  B. Reserved LUN pool
  C. Clone LUN
  D. Source LUN
  A. Clone private LUN

• Question 205:

  What is the maximum number of DNS domains that can be configured per Data Mover?

  A. 1
  B. 2
  C. 4
  D. Unlimited
  D. Unlimited

• Question 206:

  How does ALUA process an I/O request to a LUN with a front-end path failure?

  A. The I/O is processed by the non-owning SP
  B. The I/O is blocked and an error message is returned to the client
  C. The I/O is redirected to the owning SP and processed
  D. The I/O is placed in a queue until the path is available again
  C. The I/O is redirected to the owning SP and processed

• Question 207:

  In which order is a File System made available to clients on the network through NFS?

  A. Create the FS, Mount the FS on the Data Mover, Export the File System, Create a mountpoint on client, mount the export on the client
  B. Make sure NFS service is running, Create the FS, Mount the FS on the Data Mover, Add a computer name, mount export on client
  C. Make sure NTP service is running, Export the File System, mount the export on the client
  D. Make sure NTP service is running, Create the FS, Mount the FS on the Data Mover, Export the File System, mount the export on the client
  A. Create the FS, Mount the FS on the Data Mover, Export the File System, Create a mountpoint on client, mount the export on the client

• Question 208:

  You are using the LUN Migration Tool. What is known about the destination LUN?

  A. It can be a private LUN.
  B. It can be in a storage group.
  C. It can be part of the Snap View software.
  D. It can be larger than the source LUN.
  D. It can be larger than the source LUN.

• Question 209:

  Which VNX software suite includes Replication Manager?

  A. FAST
  B. Security and Compliance
  C. Local Protection
  D. Application Protection
  D. Application Protection

• Question 210:

  An administrator notices they are consistently running out of capacity on a file system that provides home directories for all of the users at the site. Further investigation shoes that a number of users are storing their music libraries on this file system. Which VNX features could be used to address these concerns?

  A. Storage quotas
  B. Single instancing
  C. File extension filtering
  D. Data deduplication
  C. File extension filtering