EMC DES-1B31 Online Practice Questions and Exam Preparation

EMC DES-1B31 Online Questions & Answers

• Question 21:

  What could be the reason that the D@RE button is visible but dimmed?

  A. ECS software installed is a non-D@RE version
  B. D@RE license has expired
  C. D@RE license is not installed
  D. D@RE is not enabled on the namespace
  A. ECS software installed is a non-D@RE version

• Question 22:

  How many disks are in a fully populated U-series DAE?

  A. 30
  B. 45
  C. 60
  D. 70
  C. 60

• Question 23:

  What is a consideration when enabling cold storage on an ECS storage pool?

  A. A user with root privileges can enable cold storage on the pool at any time
  B. Dell EMC support can enable cold storage on the pool whenever requested
  C. Cold storage can be enabled only when creating the storage pool
  D. Cold storage can be enabled only after installing a specific cold storage license
  C. Cold storage can be enabled only when creating the storage pool

• Question 24:

  You are creating a VDC during the ECS configuration process. You get the following error: Error 7000 (http: 500): An error occurred in the API Service You check the system and this is what you see: Storage Pool status: Ready Nodes: Ready to use Licenses: OK What can be causing this error?

  A. The endpoints were not supplied as a comma-separated list
  B. You did not wait 10 to 15 minutes after creating the storage pool
  C. You have not created the system storage pool
  D. The VDC access key was typed incorrectly
  B. You did not wait 10 to 15 minutes after creating the storage pool

• Question 25:

  Which Hadoop configuration file needs to be edited to be aware of ECS ViPRFS?

  A. fs.permissions.unmask-mode
  B. fs.AbstractFileSystem.viprfs.impl
  C. core-site.xml
  D. fs.viprfs.impl
  C. core-site.xml

• Question 26:

  What is a characteristic of ECS buckets when configured to allow access through S3 and NFSv3?

  A. Enabled for multiple file system access, but not simultaneous access
  B. Enabled for simultaneous file system access
  C. Enabled for access from third-party tools
  D. Enabled for file system or object access, but not both
  D. Enabled for file system or object access, but not both

• Question 27:

  Which Centera feature is supported in an ECS 3.0 CAS environment?

  A. Shredding (DOD 5015.2)
  B. Advance Retention
  C. Erasure Coding
  D. Single Instance Storage
  D. Single Instance Storage

• Question 28:

  What is a prerequisite for an end user to obtain the license file?

  A. License Authorization Code (LIC)
  B. ECS access to ELMS website
  C. Software ID (SWID)
  D. Number of ECS nodes
  A. License Authorization Code (LIC)

• Question 29:

  What is the minimum number of nodes required to configure an ECS storage pool?

  A. 2
  B. 4
  C. 6
  D. 8
  B. 4

• Question 30:

  A company wants its x64 Linux backup data sent directly to ECS. Which supported and most efficient configuration would you recommend for this environment?

  A. Use a NetWorker storage node to receive x64 Linux Networker client data and send it to ECS
  B. Use a CloudBoost appliance as a NetWorker storage node to receive x64 Linux NetWorker client data and send it to ECS
  C. Use Client Direct on the x64 Linux NetWorker client to send data to a CloudBoost appliance and then transfer it to ECS
  D. Use Client Direct with CloudBoost agent on the x64 Linux Networker client to transfer data to ECS
  A. Use a NetWorker storage node to receive x64 Linux Networker client data and send it to ECS