EMC DES-1B31 Online Practice Questions and Exam Preparation

EMC DES-1B31 Online Questions & Answers

• Question 11:

  Which process allows ECS to reconstruct objects within a storage pool, if that pool loses a disk?

  A. Full mirrored replication
  B. Chunk management
  C. Erasure coding
  D. XOR operation
  B. Chunk management

• Question 12:

  What technology is used in ECS to protect loss of a site in a two-site configuration?

  A. Full Mirror Copy
  B. Erasure Coding
  C. XOR
  D. Dual Parity
  A. Full Mirror Copy

• Question 13:

  What happens when a soft quota is reached on a bucket?

  A. No new writes are allowed
  B. Nothing will happen
  C. Only updates are allowed
  D. Warning event is triggered
  D. Warning event is triggered

• Question 14:

  Which system admin user is provided to access the ECS UI for the first time?

  A. root
  B. admin
  C. ecsadmin
  D. sysadmin
  A. root

• Question 15:

  A storage administrator is trying to create a new bucket using s3curl.pl. They use a URL pointing to their load balancer. The SSL connection is terminated on the load balancer. What port number should be used at the command line?

  A. 9020
  B. 9021
  C. 9023
  D. 9025
  A. 9020

• Question 16:

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

  Select and Place:

  

  

• Question 17:

  A newly configured ECS system contains 4 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

• Question 18:

  Which log file should you check if you suspect that an authorized user has been logging in to an ECS system?

  A. eventsvc.log
  B. authsvc.log
  C. resourcesvc.log
  D. provisionsvc.log
  B. authsvc.log

• Question 19:

  On which level(s) is the ECS quota enforced?

  A. Namespace only
  B. Bucket only
  C. Object user
  D. Bucket and namespace
  D. Bucket and namespace

• Question 20:

  An organization is planning to integrate many S3 client applications with ECS. The applications are using virtual host style addressing for bucket identification. What configuration should the storage administrator use?

  A. Apply the DNS host record and create the needed base URL on ECS Make the needed changes to the S3 client configuration file
  B. Apply the DNS wild card record and the host record for the load balancer Install the needed SSL certificate on the load balancer
  C. Apply the DNS wild card record and the host record for the load balancer Create the needed base URL on ECS
  D. Apply the DNS wild card record and the host record for the load balancer Install the needed SSL certificate on the ECS nodes
  C. Apply the DNS wild card record and the host record for the load balancer Create the needed base URL on ECS