Birlasoft 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

CICD pipelines in Jenkins automate the process of building, testing, and deploying code.

• CICD stands for Continuous Integration/Continuous Deployment

• Jenkins is a popular automation server used for building, testing, and deploying software

• CICD pipelines in Jenkins allow for automated workflows, from code commit to production deployment

Vault is a tool for managing secrets and protecting sensitive data.

• Vault securely stores and manages sensitive information such as API keys, passwords, and certificates.

• It provides a centralized place for managing access control and encryption of data.

• Vault can be integrated with AWS to securely store and retrieve AWS credentials and other sensitive information.

• Integration with AWS allows for automated provisioning and...read more

Kubernetes architecture is a container orchestration platform that manages containerized applications across a cluster of nodes.

• Kubernetes follows a master-slave architecture with a master node and multiple worker nodes.

• Master node components include API server, scheduler, controller manager, and etcd.

• Worker node components include kubelet, kube-proxy, and container runtime (e.g. Docker).

• Pods are the smallest deployabl...read more

Types of instances in AWS include On-Demand Instances, Reserved Instances, and Spot Instances.

• On-Demand Instances: Pay for compute capacity by the hour or second with no long-term commitments.

• Reserved Instances: Reserve capacity for 1 or 3 years in exchange for a significant discount.

• Spot Instances: Bid on unused EC2 capacity and potentially save up to 90% compared to On-Demand prices.

CICD pipeline in Jenkins automates the process of building, testing, and deploying code.

• Jenkins is a popular automation server used for CICD pipelines

• CICD pipeline in Jenkins typically involves stages like build, test, deploy

• Jenkins plugins can be used to integrate with various tools for automation

• Pipeline scripts in Jenkins can be written in Groovy language

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