How do you handle security in a DevOps pipeline?

Describe a situation where you had to troubleshoot a production issue. How did you approach it?

How do you ensure that your team maintains good communication and collaboration between development and operations?

Can you explain Blue-Green deployments and how they work?

Describe the concept of "Blue-Green" and "Canary" deployments. When would you use each one?

What is the difference between a container and a virtual machine, and when would you choose one over the other?

Explain the concept of "Immutable Infrastructure".

How do you handle database schema changes in a DevOps environment?

What is the purpose of a Git commit message, and what makes a good commit message?

Explain the concept of "Infrastructure as Code" (IaC) tools. Name a few popular ones.

What is a Docker Compose file, and how does it simplify multi-container application deployments?

How do you monitor the health and performance of a production system?

Explain the concept of "Infrastructure as Code" (IaC) drift and how to prevent it.

How do you handle secrets and sensitive information in a DevOps pipeline?

Explain the "Git branching strategy" known as "Feature Branching."

What is the role of monitoring and alerting in a DevOps environment?

How do you ensure compliance and security in a DevOps pipeline?

Explain the difference between a stateless and stateful application. How does this impact the design of a DevOps pipeline?

How do you manage dependencies and ensure version consistency in a microservices architecture?

How do you handle backward compatibility when deploying new versions of a microservice in a distributed system?

Explain the purpose of a Dockerfile in containerization.

What is the difference between a CI server and a build tool?

Explain the concept of "Chaos Engineering" in DevOps, and why is it valuable?

What is "GitOps," and how does it differ from traditional DevOps practices?

Discuss the importance of automated testing in a DevOps pipeline and the types of tests you would include.

What is a Docker image and how is it different from a Docker container?

What are Serverless computing and Function-as-a-Service (FaaS)? How do they fit into a DevOps strategy?

What is Git LFS (Large File Storage), and when would you use it in a DevOps workflow?

Discuss the concept of Feature Flags (Feature Toggles) in a DevOps pipeline.

How do you handle rollbacks in a CI/CD pipeline when a deployment goes wrong?

How do you ensure that your DevOps pipeline is efficient and optimized for speed and reliability?

How do you handle and maintain environment configurations for multiple deployment stages (e.g., development, staging, production) in a DevOps pipeline?

Discuss the Cattle vs. Pets analogy in the context of server management. How does it relate to DevOps practices?

Explain the principles of the Four Key Metrics framework in DevOps.

How do you ensure high availability and fault tolerance in a distributed system?

Explain the Principle of Least Privilege and how it applies to DevOps security practices.

Describe the benefits of containerization and when to use container orchestration tools like Kubernetes.

Explain the concept of "Git branching strategies" and name a few popular ones.

Describe the concept of "shift-left testing" in DevOps.

Explain the principles of the "Three Ways" in DevOps, as defined in "The Phoenix Project" by Gene Kim.

What are the main principles of the Twelve-Factor App methodology, and how do they relate to DevOps practices?

What is Blue-Ocean CI/CD in Jenkins, and how does it differ from traditional Jenkins pipelines?