DevOps Engineering interview questions and answers

DevOps is a set of practices that brings development and operations together to deliver software faster and more reliably through automation, collaboration and continuous feedback.

Continuous Integration automatically builds and tests code on every change. Continuous Delivery/Deployment automatically releases tested code to staging or production.

An image is a read-only template with the application and its dependencies. A container is a running instance of an image.

Kubernetes is an open-source platform for automating deployment, scaling and management of containerised applications.

Infrastructure as Code manages infrastructure using configuration files, with tools such as Terraform or Ansible, making environments repeatable and version-controlled.