Happiest Minds Technologies Devops Engineer Interview Questions and Answers

Docker build context is the set of files and directories that are sent to the Docker daemon when building an image.

• The build context is specified using the -f flag in the docker build command.

• It is recommended to keep the build context small to improve build performance.

• Common files included in the build context are Dockerfile, source code, and any necessary dependencies.

• Excluding unnecessary files and directories from

To ensure high availability of EKS cluster, utilize multiple availability zones, implement auto-scaling, use managed node groups, and set up monitoring and alerts.

• Utilize multiple availability zones to distribute workload and ensure redundancy.

• Implement auto-scaling to automatically adjust resources based on demand.

• Use managed node groups to simplify node management and ensure high availability.

• Set up monitoring and al...read more

Liveness and readiness probes are used in Kubernetes to check the health of containers.

• Liveness probe checks if a container is running and healthy. If it fails, Kubernetes restarts the container.

• Readiness probe checks if a container is ready to serve traffic. If it fails, Kubernetes stops sending traffic to the container.

• Probes are configured in the pod's YAML file using the 'livenessProbe' and 'readinessProbe' fields.

• ...read more

DevOps is a software development methodology that combines software development (Dev) with IT operations (Ops) to improve collaboration and efficiency.

• DevOps focuses on automating and streamlining the software development process.

• It involves continuous integration, continuous delivery, and continuous deployment.

• DevOps aims to shorten the system development life cycle and provide continuous delivery of high-quality soft...read more

K8s, short for Kubernetes, is a popular open-source container orchestration platform used for automating deployment, scaling, and management of containerized applications.

• Kubernetes automates the deployment, scaling, and management of containerized applications.

• It provides features like self-healing, load balancing, and rolling updates.

• Kubernetes uses declarative configuration files to define the desired state of the a...read more

Yes, I have 3 years of experience working as a DevOps Engineer in a fast-paced tech company.

• Managed CI/CD pipelines using tools like Jenkins and GitLab

• Automated infrastructure provisioning with Terraform

• Implemented monitoring and alerting using tools like Prometheus and Grafana

I expect a challenging role where I can utilize my skills to improve processes and drive innovation.

• Expectation of working in a collaborative team environment

• Opportunity to automate processes and improve efficiency

• Room for growth and learning new technologies

• Clear communication and expectations from management

Docker is a containerization platform that allows you to package and run applications in isolated environments.

• Docker is an open-source platform that automates the deployment, scaling, and management of applications.

• It uses containerization technology to create lightweight, portable, and self-sufficient containers.

• Docker images are built using Dockerfiles, which are text files that contain instructions for building the...read more