D-VXR-DY-23 Dell VxRail Deploy Practice Questions
Prepare for D-VXR-DY-23 with more than an answer.
- Level
- Deploy
- Valid for
- 2 years
Domains covered on the exam 10
- Introduction to VxRail8%
- VxRail Deployment Planning7%
- Using VxRail Configuration Tools7%
- VxRail Hardware Installation and Initialization8%
- VxRail Network Environment Requirements and Initialization13%
- Deploying the VxRail Cluster13%
- VxRail Post-Deployment Procedures18%
- VxRail Cluster Upgrade and Expansion8%
- VxRail Troubleshooting10%
- VxRail REST API8%
- 1
When initializing a VxRail cluster, what is the primary function of the VxRail Manager VM?
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Correct answer: C
The VxRail Manager is the primary management entity for the cluster's lifecycle. It handles Day 1 initialization (deployment), node discovery, and Day 2 operations like upgrades (Lifecycle Management/LCM) and scaling.
- 2
A customer plans to use the VxRail Configuration Portal to prepare for a deployment. Which of the following outputs is generated by the portal that is essential for the automated initialization process?
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Correct answer: D
The VxRail Configuration Portal allows users to input all deployment parameters (IPs, VLANs, Hostnames) and exports a JSON file. This JSON file is then uploaded to the VxRail Manager during the first-run wizard to automate the input of these values.
- 3
Select TWO reasons why NTP synchronization is critical during the VxRail initialization process. (Select TWO)
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Correct answer: A, C
Time skew between the VxRail Manager, ESXi hosts, and vCenter can cause SSO token validation failures, preventing authentication and halting deployment.
Certificates have 'Not Before' and 'Not After' timestamps. Significant time drift can cause components to reject certificates as invalid or expired, breaking secure communication.
- 4
You are configuring the physical network for a VxRail cluster that will use the default network profile. Which VLAN requires IGMP Snooping Querier to be ENABLED if the cluster spans multiple physical switches?
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Correct answer: C
The VxRail Management VLAN uses IPv4 Multicast (mDNS) for node discovery. If the nodes are connected to different switches, the multicast traffic must traverse the inter-switch links. An IGMP Snooping Querier is required to manage the multicast group membership and ensure this discovery traffic is correctly forwarded between switches.
- 5
Which tool should be run prior to the onsite installation to verify that the customer's network environment (DNS, VLANs, NTP) is correctly configured for the VxRail deployment?
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Correct answer: D
The VxRail Network Validation Tool (NVT) is designed specifically to pre-validate the environment. It checks DNS records, NTP reachability, and switch port configurations to ensure the environment is ready for deployment, reducing the risk of failure during initialization.
- 6
A solutions architect is designing a VxRail cluster for a financial institution that requires strict physical separation of storage traffic due to regulatory compliance. The proposed solution involves a 4-node E-Series cluster. Which network configuration strategy best satisfies this requirement while adhering to VxRail deployment best practices?
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Correct answer: D
To achieve strict physical separation (air-gapping) of traffic types as often required by high-security regulations, dedicating specific physical NICs (pNICs) to specific traffic types is the optimal solution. While VLANs provide logical separation and NIOC provides bandwidth guarantees, only dedicated physical uplinks provide physical isolation. VxRail allows mapping specific traffic types to specific physical uplinks during the deployment configuration.
- 7
During the planning phase for a VxRail deployment, a consultant is verifying the Top-of-Rack (ToR) switch configuration. The environment will use a standard VxRail cluster with vSAN. Which multicast configuration on the physical switches is required for the cluster discovery and vSAN traffic?
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Correct answer: B
VxRail node discovery relies on IPv4 Multicast (specifically mDNS/Bonjour) on the Management VLAN to locate nodes before initialization. However, vSAN traffic in modern VxRail versions (vSAN 6.6+) uses Unicast, removing the requirement for multicast on the vSAN VLAN.
- 8
A deployment engineer is preparing the JSON configuration file using the VxRail Configuration Portal. The customer requires the VxRail cluster to use an existing External vCenter Server. Which of the following IDs or names is strictly required to be accurate in the configuration file to ensure successful validation against the customer's environment?
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Correct answer: B
When deploying with an External vCenter, the VxRail Manager attempts to place the new cluster into a specific Datacenter object. If the Datacenter Name provided in the JSON configuration does not match the existing vCenter object exactly (case-sensitive), the deployment validation or initialization will fail.
