EMC EMC Certifications DES-6321 Questions & Answers

• Question 171:

  You are asked to cable up a VxRail G Series cluster to a redundant pair of 1/10G switches. What is the cabling best practice for this configuration?

  A. Cable ports 1 and 2 to oneswitch. Cable ports 3 and 4 to the other switch.

  B. Cable ports 1 and 2 to one switch. Cable ports 3 and 4 to the other switch. Cable BMC from node 1 and 2 to one switch. Cable BMC from node 3 and 4 to the other switch.

  C. Cable ports 1 and 3 to one switch. Cable ports 2 and 4 to the other switch.

  D. Cable ports 1 and 3 to one switch. Cable ports 2 and 4 to the other switch. Cable BMC from node 1 and 3 to one switch. Cable BMC from node 2 and 4 to the other switch.

  Correct Answer: D

• Question 172:

  You have been asked to install a 7 node VxRail single socket 1 GbE G Series cluster. The company has requested remote KVM support. How many RJ45 cables will be required?

  A. 14

  B. 21

  C. 28

  D. 35

  Correct Answer: A

  https://www.emc.com/collateral/technical-documentation/h15104-vxrail- appliance-techbook.pdf

• Question 173:

  A VxRail deployment has just been completed, and the performance service is enabled, but the vSAN performance statistics are not available for the cluster or virtual machines. What is the reason for this situation?

  A. vSAN performance hot-fix has not been applied

  B. Monitoring policy has not been created

  C. Performance service has not been manually enabled

  D. Data has not been populated

  Correct Answer: B

• Question 174:

  What is a requirement for Top of Rack (ToR) switch VxRail node ports?

  A. Enable Spanning Tree

  B. Disable IGMP Snooping

  C. Enable IGMP Querier

  D. Disable Link Aggregation

  Correct Answer: D

• Question 175:

  You have been asked to deploy a single, 4 node VxRail cluster for company. They would like to migrate from their existing vSphere 6.5 environment. They have also asked that vCenter Enhanced linked-mode be supported. Based on best practice, what is the recommended deployment model?

  A. Use existing vCenter 6.5 with Embedded PSC

  B. Deploy Internal vCenter with External PSC

  C. Deploy Internal vCenter with Embedded PSC

  D. Use existing vCenter 6.5 with External PSC

  Correct Answer: D

• Question 176:

  Which setting can be changed port-deployment without risking VxRail system failure?

  A. Enhanced vMotion Compatibility (EVC) may be disabled

  B. Distributed Resource Scheduler (DRS) automation level

  C. VMware HCIA Distributed Switch Traffic Filtering and Marking may be enabled

  D. HA reserve capacity (for a 4 node cluster) may be reduced to 15%

  Correct Answer: B

• Question 177:

  A company is in the process of configuring their Top of Rack (ToR) switches as a single rack that replicates to a secondary data center with vSphere Replication. What is a consideration for this configuration?

  A. IPv6 and IPv4 multi-cast should be layer-3 routed between data centers

  B. IPv6 and IPv4 multi-cast should span the entire network in each data center

  C. IPv6 and IPv4 multi-cast traffic does not need to leave the ToR switches D. IPv6 and IPv4 multi-cast traffic should span layer-2 between data centers

  Correct Answer: B

• Question 178:

  The vSAN health check is reporting errors about the stats.db object. What could be a possible cause of this problem?

  A. vSAN performance service is not enabled on one of the ESX nodes

  B. vSAN health service is disabled

  C. There are inaccessible/unhealthy vSANobjects

  D. vSAN performance service is not enabled

  Correct Answer: D

• Question 179:

  A company has a simple, 4 node VxRail cluster. The VxRail is running version 3.5 and utilizes a vSphere standard license. The company has asked for a VxRail software upgrade.

  What are the steps for the upgrade?

  A. Log in to VxRail Manager, select "Internet Upgrade", then follow the prompts.

  B. Log in to support.emc.com and download the upgrade packages.Next, open VxRail Manager, select "Off-line Upgrade", then follow the prompts.

  C. Place all four nodes into maintenance mode.Next, log in to VxRail Manager, select "Internet Upgrade", then follow the prompts.

  D. Contact Dell EMC support to request the upgrade to the VxRail cluster.

  Correct Answer: B

• Question 180:

  

  During a VxRail installation, the deployment fails at 9%. Based on the exhibit, what could be the reason for this failure?

  A. Domain name .local is not supported

  B. Password field has an extra space

  C. vCenter and PSC information is missing

  D. Timezone is in an incorrect format

  Correct Answer: C