Mphasis AWS Devops Engineer Interview Questions and Answers

Kubernetes pod creation and replicaset events in Kubernetes Ingress controller.

• Pod creation involves defining a pod specification in a YAML file and using 'kubectl create' command to create the pod.

• Replicaset events can be monitored using 'kubectl describe replicaset' command to check for events related to the replicaset.

• Ingress controller manages external access to services in a Kubernetes cluster by routing traffic b...read more

Creating a Jenkins job using an image in Docker

• Create a Dockerfile with necessary configurations for Jenkins job

• Build a Docker image using the Dockerfile

• Run a Jenkins container using the Docker image

• Configure Jenkins job to use the Docker image as the build environment

Create a k8s deployment ymal with rolling update for a given docker image

• Define a Deployment object in the YAML file

• Specify the container image in the spec section

• Set the update strategy to RollingUpdate

• Define the number of replicas for the deployment

Terraform is an open-source infrastructure as code software tool created by HashiCorp.

• Terraform allows users to define and provision infrastructure using a declarative configuration language.

• It supports multiple cloud providers such as AWS, Azure, Google Cloud, and more.

• Terraform uses 'terraform plan' to create an execution plan and 'terraform apply' to apply the changes.

• It helps in automating the creation, modificatio...read more

Azure DevOps is a set of development tools provided by Microsoft to help teams collaborate and deliver high-quality software.

• Azure DevOps includes services such as Azure Repos, Azure Pipelines, Azure Boards, Azure Artifacts, and Azure Test Plans.

• It allows for version control, continuous integration/continuous deployment (CI/CD), project management, and testing.

• Teams can plan, build, test, and deploy applications using ...read more

CI/CD pipelines automate the process of building, testing, and deploying code changes.

• CI/CD stands for Continuous Integration/Continuous Deployment

• Automates the process of integrating code changes into a shared repository and deploying them to production

• Helps in detecting and fixing integration errors early in the development process

• Enables faster delivery of software updates and improvements

• Popular tools for CI/CD pip...read more

Docker is a platform for developing, shipping, and running applications in containers. Kubernetes is a container orchestration tool for managing containerized applications across a cluster of nodes.

• Docker allows developers to package applications and their dependencies into containers for easy deployment.

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

• Docker containers are lig...read more

IAP tunneling refers to the process of securely accessing internal resources from outside a network using Identity-Aware Proxy.

• IAP tunneling allows users to securely access internal resources without exposing them to the public internet.

• It uses Identity-Aware Proxy to authenticate and authorize users before granting access to the resources.

• This helps organizations maintain a secure network environment while enabling re

Canary deployment is a technique used to reduce risk by rolling out new features to a small subset of users before a full release.

• Canary deployment involves gradually rolling out a new version of software to a small subset of users or servers.

• This allows for monitoring of the new version's performance and stability before a full release.

• If the canary deployment is successful, the new version can be gradually rolled out...read more