Interview Questions for Devops

thrilled about my interview experience for the DevOps Engineer position, where I demonstrated my 1-2 years of proficiency in the field! ✨

Hello Rajesh, please introduce yourself:-
🔄 Regarding Self Introduction and DevOps:
1. what do you mean by devops and day to day role of Devops engineer ?

🔄 About web server :-
1. what do you mean by apache and nginx ?
2. what do you mean by reverse-proxy in nginx ?
3. Difference between apache and nginx ?
4. where we can find the log of server in nginx ?
🔄About Linux :
1. What do you mean by linux architecture ?
2. What is Kernel ?
3. which Linux version you used in your project ?
4. How we can give the permission to a file in linux.
5. How many way we can create file & directory in linux.
6. How to add a user to a group ?

🔄About Github:
1) What is Git, GitHub and Gitlab ?
2) what is Merge and Rebase ?
3) How do you revert a commit in Git ?
4) What is git conflict & git revert ?
5) Why we need to create a branches ?

🔄 About CICD with Jenkins:
1. what is CICD and explain me the Jenkins file and Its Stages ?
2. In which phase Testing will do In CI phase or in CD phase ?
3. how to use sonarqube in Jenkins and what are advantage of sonarqube.
4. What do you mean by Declarative pipeline ?
5. Do you use aqua trivy in Jenkins ?
6. Do you know about circle ci ?
🔄 About Docker :-
1. What Does mean by container
2. What is a Docker image, and how is it different from a container?
3. How do you manage data persistence in Docker containers?
4. Have you Used docker Compose ?
5. Please a create a docker file for python ?
6. What do you mean by networking in Docker ?
7. Do you know about any other docker tools.

🔄 About AWS :-
1. What do you mean by RDS ?
2. What do you mean by Secret manager and have you used it for rds ?
3. What do you mean by code commit , code pipeline ?
4. What do you mean by ec2 and asg , lambda ?
5. What did you do aws certification ?
6. Do you have other cloud knowledge (like gcp, azure).
7. How we can save /optimise the cost in aws. ?

🔄About K8s :-
1. What do you mean by orchetesrtation.
2. what do you mean by k8s architecture.
3. what is service ?
4. what is pvc ?
5. Difference between docker swarm & k8s.
🔄Some Question based on terraform and ansible :-
1. what do you mean by iac ?
2. what is major difference between terraform and ansible
3. Ansible is based on push mechanism or pull mechanism.
4. what is the port no of smtp?
🔄Some others Questions:
1.How to migrate onpremise to aws cloud.
2.How to use asg and how you will montior the service .
3.Do you have knowledge of Grafana
4. How to deploy three-tier architecture .
5. Can we deploy three-tier architecture on a single server. ?

#interviewquestions #devops #devopscommunity #devopsengineer #aws #azure #cicd #git #jenkins #preparation #technology #community