EMC DES-1B21 Online Practice Questions and Exam Preparation

EMC DES-1B21 Online Questions & Answers

• Question 41:

  An ECS is configured as backend storage for OpenStack Glance. Which type of data will it store?

  A. OpenStack Swift client access information
  B. Disk and server images
  C. Volume data backups D. Multimedia files
  B. Disk and server images

• Question 42:

  How would you check the current color of an ECS rack?

  A. cat /etc/HOSTNAME
  B. getrackinfo
  C. cat /var/tmp/installer/provisioning.txt
  D. rpm -ivh --color=red ecs-os-base
  B. getrackinfo

• Question 43:

  What is a correct statement concerning the use of ECS as an LTR solution with DD Cloud Tier?

  A. There can be up to four cloud units that make up the cloud tier
  B. Backups are cloned to the cloud tier via the app-based policy
  C. Mission critical applications are backed up first to the DD cloud tier
  D. Data is moved directly from the active tier to ECS
  D. Data is moved directly from the active tier to ECS

• Question 44:

  Which data encryption mode is supported by ECS?

  A. RSA BSAFE FIPS 140-2
  B. Standard CBC
  C. GCM
  D. SEC 17-A4
  D. SEC 17-A4

• Question 45:

  How are files locked by ECS with NFSv3 enabled?

  A. ECS runs pNFS as does any NFSv4 server
  B. ECS globally locks files from any node at any site
  C. The NFSv3 clients do file locking
  D. ECS runs NLM as does any NFSv3 server
  D. ECS runs NLM as does any NFSv3 server

• Question 46:

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

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

• Question 47:

  What is the default path for the customized topology file?

  A. /var/tmp/installer
  B. /opt/emc/caspian/installer/conf/
  C. /home/admin/
  D. /opt/emc/caspian/installer
  D. /opt/emc/caspian/installer

• Question 48:

  Which user role has access to all areas of the ECS portal?

  A. System Administrator
  B. Namespace Administrator
  C. Tenant Administrator
  D. Power user
  A. System Administrator

• Question 49:

  You are configuring an ECS system to be used for private cloud storage in a Data Domain Cloud Tier environment. You want to enable higher storage efficiency for archival data in the storage pool to support the backup solution. What is the recommended configuration?

  A. 8 nodes per storage pool Cold Storage enabled
  B. 4 nodes per storage pool Federated VDC
  C. 8 nodes per storage pool Dedicated namespace
  D. 4 nodes per storage pool Global replication group
  C. 8 nodes per storage pool Dedicated namespace

• Question 50:

  Which ECS S3 API method is used to create a new object?

  A. Head
  B. Get
  C. Update
  D. Put
  D. Put