VMware Aria Automation 8.x Professional (2023) — Question 20

Which method describes how Kubernetes clusters are upgraded?

Answer options

• A. Use rolling upgrade
• B. In-place upgrade of each node
• C. Use canary upgrade
• D. Deploy a new cluster with upgraded Kubernetes release

Correct answer: A

Explanation

The correct answer is A, as rolling upgrades allow for updating nodes in a cluster without downtime, ensuring that some nodes remain operational during the upgrade process. Options B and D involve more disruptive methods that can lead to service interruptions, while option C is typically used for testing new features rather than a full cluster upgrade.