Discuss VMware 3V0-24.25 Exam Topic 2 Question 1

An administrator has been tasked to temporarily scale the Control Plane of a VKS cluster with no service disruption. How should the administrator accomplish this task?

AEdit the cluster.yaml file to change the number of Control Plane replicas.

BDelete and redeploy the cluster with the desired number of Control Plane nodes.

CCreate a new namespace with the desired number of Control Plane nodes.

DCreate a new cluster in the namespace with the requested number of nodes.

Suggested Answer: A

VKS cluster lifecycle is managed using adeclarative API: you usekubectl with a YAML fileto specify the desired state of the cluster (for example: ''how many nodes,'' Kubernetes version, sizing, and storage). After the cluster is created, youupdate the YAMLto update the cluster. This is why the correct operational approach is to modify the cluster manifest (cluster.yaml) rather than deleting and redeploying.

Additionally, VKS uses multiple controller layers, whereCluster APIand theVirtual Machine Serviceare responsible for provisioning and managing the lifecycle of the control plane and worker node VMs that make up the VKS cluster. In other words, when you change the declared state for control plane sizing/replica count in the cluster YAML, the platform reconciles to that new state by adjusting the underlying control plane VMs through the supported controllers, instead of requiring disruptive ''tear down and rebuild'' operations.

So, editing the cluster.yaml to adjust the control plane replica count is the method that matches the documented VKS declarative operations model and controller-driven reconciliation.

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18 comments · newest first

Lonny 2 months ago

Let’s just hope the exam doesn’t trick us!

Bulah 2 months ago

I’m leaning towards A too. No disruption is key!

Yuette 2 months ago

Exactly! A is simple and effective.

Lonny 2 months ago

D could work, but it’s a hassle to manage two clusters.

Bulah 3 months ago

I feel like C is a waste of resources.

Yuette 3 months ago

True, but A seems straightforward.

Lonny 3 months ago

Option B sounds risky. Deleting the cluster? No way!

Bulah 3 months ago

Yeah, but what if it causes downtime?

Yuette 3 months ago

I think option A is the best. Just edit the file, right?

Kara 4 months ago

D) is overkill for this situation, stick with A).

Buddy 4 months ago

Wait, can you really just edit the file without downtime?

Leota 4 months ago

C) doesn't make sense for scaling Control Plane.

Becky 5 months ago

I disagree, B) seems like a hassle for a temporary change.

Cecil 6 months ago

A) is the right move! Just edit the cluster.yaml.

Elena 6 months ago

I'm leaning towards option A, but I wonder if there's a specific command or method to apply those changes without affecting the running services.

India 7 months ago

Creating a new namespace doesn't really make sense for scaling the Control Plane, so I think option C is not the right choice either.

Shonda 7 months ago

I remember practicing a question similar to this, and I feel like deleting and redeploying the cluster would definitely cause service disruption, so option B seems wrong.

Dana 7 months ago

I think option A sounds familiar, but I'm not entirely sure if editing the cluster.yaml file is the right approach for scaling without downtime.

VMware 3V0-24.25 Exam - Topic 2 Question 1 Discussion