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INTERVIEW.md

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Cluster Components and Architecture

  • What is Kubernetes and what are its main features?
  • How does Kubernetes differ from other container orchestration platforms?
  • What are the main components of a Kubernetes cluster?
  • What is the role of etcd in a Kubernetes cluster and how it stores configuration data?
  • How do you ensure high availability in a Kubernetes cluster?

Scaling, Updating and Deployment

  • How does Kubernetes handle scaling and rolling updates?
  • What is the difference between a pod and a deployment in Kubernetes?
  • How does Kubernetes handle rolling out updates to an application?
  • How do you handle horizontal and vertical scaling in a Kubernetes cluster?
  • How do you handle version upgrades and updates in a Kubernetes cluster?
  • How do you handle rolling updates and rollbacks in a Kubernetes cluster?
  • How would you handle zero-downtime deployments in a Kubernetes cluster?
  • Can you explain how you would use Kubernetes for canary deployments?

Networking and Services

  • How does Kubernetes handle network communication between containers?
  • What are the difference between a service and an ingress in Kubernetes?
  • How does Kubernetes handle service discovery and load balancing?
  • How do you handle network segmentation and security in a Kubernetes cluster?

Security, Access Control and Compliance

  • What are some best practices for securing a Kubernetes cluster?
  • How do you handle security and access control in a Kubernetes cluster?
  • How would you set up a multi-tenant Kubernetes cluster?

Storage, Persistence and Data Management

  • How does Kubernetes handle storage for pods and containers?
  • Can you explain how you would use Kubernetes for stateful applications?
  • How does Kubernetes handle persistent storage for stateful workloads?
  • How do you handle data migration in a Kubernetes cluster?
  • Can you explain the different types of Kubernetes volumes and when they would be used?

Logging, Monitoring and Troubleshooting

  • How do you handle logging and monitoring in a Kubernetes cluster?
  • How can you troubleshoot a Kubernetes cluster?
  • How do you monitor and troubleshoot a Kubernetes cluster and its resources?
  • Can you discuss how you would approach debugging a Kubernetes application?

Disaster Recovery, Business Continuity and High Availability

  • Can you explain how you would use Kubernetes for disaster recovery and business continuity?
  • How do you handle automatic failover in a Kubernetes cluster?
  • How would you handle disaster recovery and high availability in a Kubernetes cluster?

Continuous Integration and Delivery

  • Can you explain how you would use Kubernetes for continuous integration and delivery?
  • How do you handle secrets and credentials in a Kubernetes cluster?

Specialized Workloads

  • Can you explain how you would use Kubernetes for machine learning workloads?
  • Can you explain how you would use Kubernetes for running big data workloads?
  • Can you explain how you would use Kubernetes for batch processing workloads?
  • How would you use Kubernetes for hybrid cloud deployments?

Miscellaneous

  • Have you ever used Kubernetes in a production environment? If so, can you describe your experience and the challenges you faced?
  • Can you explain the role of Kubernetes controllers and how they work?
  • What is a Kubernetes namespace and when would you use it?
  • How does Kubernetes handle container health checks?
  • How does Kubernetes handle resource allocation and quotas?
  • How does Kubernetes handle autoscaling?