EMC DES-1B21 Online Practice Questions and Exam Preparation

EMC DES-1B21 Online Questions & Answers

• Question 31:

  An implementation engineer is installing ECS and sees that node names are not resolving to the public IP address. Which command should they use to validate the ECS DNS configuration?

  A. cat /etc/resolv.conf
  B. getrackinfo -r
  C. ifconfig
  D. nslookup
  B. getrackinfo -r

• Question 32:

  Which command is used to update the hare switch firmware?

  A. updateArista
  B. flashboot
  C. firmwaredownload
  D. update firmware
  A. updateArista

• Question 33:

  A company is integrating Dell EMC Isilon CloudPools with the ECS and would like to enable CloudPools for disaster recovery failover. Which deep copy option should be used?

  A. Allow
  B. Force
  C. Stub sync
  D. Deny
  B. Force

• Question 34:

  An ECS storage administrator creates a bucket to be used by the NFS clients. The development team tries to write some objects using the S3 browser on the bucket. They call the storage administrator to inform them that they are experiencing write operation errors.

  What is a possible reason for the errors?

  A. Bucket is Read only
  B. Secret key used is not correct
  C. Object user needs write credentials
  D. Base URL was not configured
  A. Bucket is Read only

• Question 35:

  A retention policy and a retention period and defined for the same object. What will control the deletion of that object?

  A. The one with the greater time interval
  B. The one that was created first
  C. Only the retention period
  D. Only the retention policy
  C. Only the retention period

• Question 36:

  A company has removed the VDC from the replication group and is no longer able to add it back. What is the cause of this issue?

  A. The same VDC cannot be added back to the replication group, it must be given another name
  B. The VDC cannot be added back to the existing replication group, a new replication group must be created for the VDC
  C. The same VDC can be added back to the replication group, but only before failover processing is completed successfully
  D. Removing the VDC from the replication group initiates failover processing for permanent failures
  A. The same VDC cannot be added back to the replication group, it must be given another name

• Question 37:

  DRAG DROP

  What is the correct order of steps used to create a VDC federation?

  Select and Place:

  

  

• Question 38:

  How do ECS object users authenticate to the ECS OpenStack Swift Service when running the Version 1 protocol?

  A. .PEA file
  B. Login and password
  C. Scoped token
  D. Simple token
  C. Scoped token

• Question 39:

  How does a user apply a license on an ECS system?

  A. Within the ECS portal
  B. Using the command line interface (CLI)
  C. Through SSH
  D. Using the ECS Rest API
  A. Within the ECS portal

• Question 40:

  A newly configured ECS system contains 8 nodes. How many fragments will each ECS node contain when a data chunk is broken up by erasure coding?

  A. 2
  B. 4
  C. 8
  D. 16
  D. 16