Interview Questions and Answers

Orchestration in DevOps refers to the coordination and management of multiple automated tasks to achieve a specific outcome. It is often used to manage complex workflows and deployments.

Kubernetes is used to automate the deployment, scaling, and management of containerized applications. It provides features like load balancing, self-healing, and service discovery.

Shift-Left in DevOps refers to moving testing and security practices earlier in the development lifecycle. It aims to catch and address issues as early as possible.

Immutable Infrastructure is an approach where once an infrastructure component is deployed, it is never modified. Any change results in a new deployment, enhancing consistency and reliability.

Cattle, not Pets means treating servers as disposable and interchangeable entities rather than unique, irreplaceable ones. This aligns with the principles of automation and scalability.

Chaos Engineering involves intentionally introducing failures and disturbances into a system to test its resilience and identify weaknesses. It helps improve system reliability.

Monitoring as Code involves managing and version-controlling monitoring configurations. It ensures consistency and reproducibility in setting up monitoring for applications and infrastructure.

Zero Trust Security is an approach that assumes no trust in the network, requiring verification of every person and device accessing resources. It enhances security in distributed environments.

Dark Launching involves releasing new features to a subset of users without their knowledge. It allows testing in a production-like environment while minimizing impact.