3V0-21.23 Sample Questions & Answers
Gathering business objectives and building conceptual and logical designs dominates the weighting, next to telling business from technical requirements, VMware Cloud Foundation and Validated Solutions architecture, installation basics, and troubleshooting.
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Real questions from the VMware vSphere 8.x Advanced Design practice test — answers and explanations included. Showing 6 of 12 free samples.
- Question 1Beginner
IT Architectures, Technologies, Standards · Business vs. Technical Requirements
A customer requests a design that ensures their critical database application achieves 99.99% availability. The architect is calculating the maximum allowable downtime per year to verify if the design meets this Service Level Objective (SLO).
What is the maximum allowable downtime per year for 99.99% availability?
Show answer & explanation
Correct answer: C
99.99% availability ('four nines') corresponds to approximately 52.56 minutes of downtime per year. (365 days * 24 hours * 60 minutes = 525,600 minutes/year. 0.01% of 525,600 is ~52.56 minutes).
- Question 2Intermediate
IT Architectures, Technologies, Standards · Conceptual, Logical, and Physical Design
You are creating a Logical Design for a vSphere 8.x environment. Which of the following elements is strictly a Logical Design artifact and should NOT be included in the Conceptual Design?
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Correct answer: C
Port group naming conventions and specific VDS configurations are Logical Design elements. They describe 'how' the components are organized and named within the software. The Conceptual Design focuses on high-level boundaries, requirements, and relationships without specific configuration details.
- Question 3Beginner
IT Architectures, Technologies, Standards · Business vs. Technical Requirements
When designing a vSphere solution, you identify a risk that the storage array may not meet the IOPS requirements during end-of-month processing. You decide to mitigate this risk by specifying an All-Flash array instead of a Hybrid array, even though it increases cost.
Which risk management strategy are you employing?
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Correct answer: C
This is Risk Avoidance. By changing the design to use technology (All-Flash) that is guaranteed to exceed the requirement, you are eliminating the possibility that the storage will be too slow, thus avoiding the risk entirely, albeit at a higher cost.
- Question 4Intermediate
VMware Solution · VMware Cloud Foundation Architecture
A large enterprise is deploying VMware Cloud Foundation (VCF) 5.x. They require strict separation between the infrastructure management components and the business applications due to regulatory compliance.
Which VCF architectural concept directly addresses this requirement?
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Correct answer: A
VCF architecture separates the Management Domain (running vCenter, NSX Managers, SDDC Manager, Aria) from the VI Workload Domains (running business applications). This physical and logical separation ensures that resource contention or security issues in tenant workloads do not impact the management plane.
- Question 5Beginner
VMware Solution · VMware Cloud Foundation Architecture
Which component in a VMware Cloud Foundation architecture is responsible for the automated lifecycle management of the physical hardware (firmware/drivers) and the VMware software stack?
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Correct answer: C
SDDC Manager is the centralized management plane in VCF. It orchestrates the deployment, configuration, and lifecycle management (patching/upgrading) of the entire stack, including vCenter, ESXi, NSX, and vSAN, as well as hardware firmware via integration with hardware support managers.
- Question 6Intermediate
VMware Solution · VMware Validated Solutions
A customer is interested in deploying a private cloud using VMware Cloud Foundation but lacks internal expertise in Identity and Access Management (IAM) design. They want to ensure their design follows VMware best practices for authentication.
Which resource should the architect recommend to accelerate the design process?
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Correct answer: A
VMware Validated Solutions (VVS) are technical validated implementations for VCF. The Identity and Access Management VVS provides a prescriptive design and implementation guide for securing the VCF environment, making it the ideal resource to bridge the expertise gap.
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