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You have two clusters with different Kubernetes versions. What is a recommended practice when managing them in a multi-cluster setup?

hard📝 Best Practice Q9 of 15
Kubernetes - Production Best Practices
You have two clusters with different Kubernetes versions. What is a recommended practice when managing them in a multi-cluster setup?
AIgnore version differences as they do not affect multi-cluster management
BUpgrade both clusters to the latest version immediately before management
CUse a management tool that supports version differences and test compatibility
DOnly manage the cluster with the older version to avoid conflicts
Step-by-Step Solution
Solution:
  1. Step 1: Recognize version differences impact

    Different Kubernetes versions may have API or feature differences affecting management.
  2. Step 2: Choose best practice

    Use tools that handle version differences and test compatibility before applying changes.
  3. Final Answer:

    Use a management tool that supports version differences and test compatibility -> Option C
  4. Quick Check:

    Manage version differences carefully with compatible tools [OK]
Quick Trick: Test tools for version compatibility before use [OK]
Common Mistakes:
  • Upgrading clusters without testing
  • Ignoring version differences
  • Managing only one cluster to avoid issues

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