Danske IT Devops Engineer Interview Questions and Answers

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

Kubernetes (k8s) is a container orchestration platform for managing containerized applications, while on-premises refers to running applications on local servers.

• Kubernetes (k8s) is used for automating deployment, scaling, and management of containerized applications.

• On-premises refers to running applications on local servers within an organization's own data center.

• Kubernetes can be deployed both on-premises and in th...read more

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

• Devops focuses on automating and streamlining the software development and deployment process.

• It emphasizes communication and collaboration between development and operations teams.

• Devops aims to shorten the development lifecycle and provide continuous delivery of high...read more

CI/CD pipeline stands for Continuous Integration/Continuous Deployment pipeline, which automates the process of testing and deploying code changes.

• CI/CD pipeline automates the process of integrating code changes from multiple developers into a shared repository (Continuous Integration).

• It also automates the process of testing the integrated code and deploying it to production (Continuous Deployment).

• CI/CD pipelines hel...read more

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