Klizo Solutions Devops Engineer Interview Questions and Answers

Continuous integration and delivery in DevOps can be ensured through automation, collaboration, and monitoring.

• Automate the build, test, and deployment processes to ensure code changes are integrated and delivered quickly and consistently.

• Use version control systems to track changes and enable collaboration among team members.

• Implement continuous integration tools like Jenkins, Travis CI, or GitLab CI to automatically ...read more

Implementing redundancy, automation, and monitoring ensures high availability and scalability in CI/CD pipelines.

• Use load balancers to distribute traffic across multiple CI/CD servers, ensuring no single point of failure.

• Implement container orchestration tools like Kubernetes to manage scaling and availability of CI/CD components.

• Utilize cloud services (e.g., AWS CodePipeline, Azure DevOps) that offer built-in high ava...read more

CI (Continuous Integration) and CD (Continuous Delivery/Deployment) are practices that automate software development and release processes.

• CI involves automatically testing and integrating code changes into a shared repository.

• CD ensures that code changes are automatically deployed to production or staging environments.

• Examples of CI tools include Jenkins, Travis CI, and CircleCI.

• Examples of CD tools include Spinnaker,...read more

Docker uses containers for lightweight virtualization, while VMs use hypervisors for full OS virtualization.

• Docker containers share the host OS kernel, making them lightweight and fast.

• Virtual Machines (VMs) run a full OS, including its own kernel, which consumes more resources.

• Docker starts in seconds, while VMs can take minutes to boot up.

• Containers are portable and can run consistently across different environments,...read more