Dell Devops Engineer Interview Questions and Answers

Q1. How does networking work on kubernetes? From a frontend to a backend application
Ans. 
Networking on Kubernetes involves creating services to allow communication between frontend and backend applications.
• Kubernetes uses Services to abstract networking, allowing frontend to backend communication

• Services can be of type ClusterIP, NodePort, LoadBalancer, or ExternalName

• Pods are grouped into Services based on labels and selectors

• Communication between frontend and backend applications is done through Service
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Q1. Tell me about yourself
Ans. 
I am a DevOps Engineer with 5 years of experience in automating, optimizing, and monitoring software development processes.
• 5 years of experience in DevOps

• Skilled in automating software development processes

• Proficient in optimizing and monitoring systems

• Strong knowledge of CI/CD pipelines

• Experience with tools like Jenkins, Docker, Kubernetes
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Q2. Normal answer about my self
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QA related questions. Testing and DevOps

Q1. Technical questions asked and it was good
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Q1. How do you use docker and kubernetes in your project
Ans. 
I use Docker for containerization and Kubernetes for orchestration in my project.
• I use Docker to create lightweight, portable containers for my applications.

• I use Kubernetes to automate deployment, scaling, and management of these containers.

• I define my application's infrastructure and dependencies in Dockerfiles and Kubernetes manifests.

• I use Kubernetes features like pods, services, and deployments to ensure high avai
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Q2. Did you created the kubernetes cluster yourself
Ans. 
Yes, I have experience creating and managing Kubernetes clusters.
• Yes, I have created Kubernetes clusters from scratch

• I have experience configuring and managing nodes in the cluster

• I have deployed applications and services on the Kubernetes cluster

• I have set up monitoring and scaling mechanisms for the cluster
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They first gave me a project to be implemented in Go language, then was called for tefchnival round

Q1. Previous work and responsibilities
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Q2. Ci/cd, kubernetes, aws
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Q1. Explain you experience
Ans. 
I have 5 years of experience as a DevOps Engineer.
• Implemented CI/CD pipelines using tools like Jenkins and GitLab

• Automated infrastructure provisioning using tools like Terraform and Ansible

• Managed containerization using Docker and Kubernetes

• Implemented monitoring and logging solutions using tools like Prometheus and ELK stack

• Worked on cloud platforms like AWS and Azure

• Collaborated with development and operations teams
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Q2. Explain AWS services you worked
Ans. 
I have worked with various AWS services including EC2, S3, RDS, Lambda, and CloudFormation.
• EC2 - Elastic Compute Cloud for virtual servers

• S3 - Simple Storage Service for object storage

• RDS - Relational Database Service for managed databases

• Lambda - Serverless compute service for running code without provisioning servers

• CloudFormation - Infrastructure as Code service for automating resource provisioning
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Q1. Jenkins pipelines, git commands, docker container, AWS services, Kubernetes, Terraform, ansible, Jenkins build and Release process
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