EMC Implementation Engineer DES-1B21 Questions & Answers

• Question 41:

  Which NAN network topology will suffer from a split-brain condition if a single connection between turtle switches is lost?

  A. Daisy chain

  B. Common bus

  C. Star

  D. Ring

  Correct Answer: A

  Reference: https://www.emc.com/techpubs/ecs/ecs_plan_install-1.htm

• Question 42:

  Which SNMP version(s) are supported by ECS?

  A. SNMP v3 only

  B. SNMP v2 only

  C. ECS does not support SNMP

  D. SNMP v2 and SNMP v3

  Correct Answer: D

  Reference: https://dellemcevents.com/uploads/Dell-EMC-Elastic-Cloud-Storage-ECS-Overview-and-Architecture.pdf (12)

• Question 43:

  Which configuration task is optional in ECS when enabling Dell EMC Isilon CloudPools and ECS integration?

  A. Generate a S3 secret key to add to the CloudPools configuration

  B. Install the CloudPools license in ECS

  C. Create a dedicated storage pool CloudPools storage

  D. Create an object user account for CloudPools access

  Correct Answer: A

• Question 44:

  What services are reachable from all nodes and must be included in every ECS data center?

  A. NTP and SNMP

  B. DHCP and PXE

  C. DNS and NTP

  D. SMTP and FTP

  Correct Answer: C

  Reference: https://www.emc.com/techpubs/ecs/ecs_plan_install-1.htm

• Question 45:

  You are configuring a NetWorker with Cloud Boost solution using ECS as LTR backup. When adding the CloudBoost appliance in the Dell EMC Cloud Portal, the configuration fails and shows the following error:

  Operation Completed with errors. Could not apply initial configuration. Reason: Validation failed; cloud profile is invalid.

  What is causing this error?

  A. Claim code is invalid when registering the CloudBoost appliance

  B. ECS object access S3 password does not match ECS access key

  C. Display name is set incorrectly for the ECS Cloud Profile

  D. Neither port number 9020 nor 9021 is included in the ECS endpoint

  Correct Answer: A

• 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

  Correct Answer: A

  Reference: https://www.emc.com/collateral/TechnicalDocument/docu79367.pdf

• Question 47:

  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

  Correct Answer: C

  Reference: https://www.emc.com/techpubs/ecs/ecs_cas_configure_ui-2.htm

• Question 48:

  ECS has old data on the disks. What command should be used to prepare the disks for a new install of the ECS software?

  A. domulti cs_hal list disks

  B. viprexec -i "clean_disks --all-dae-and-internal-nonsystem-disks"

  C. blkid

  D. viprexec "parted rm*"

  Correct Answer: B

• Question 49:

  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

  Correct Answer: D

• Question 50:

  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 all the command line?

  A. 9020

  B. 9021

  C. 9023

  D. 9025

  Correct Answer: A