Devops Interview Questions

Aws

What is the difference between public and private subnet in Amazon VPC?

Medium

Linux

What is load average?

Easy

Docker

Difference between docker rm and rmi?

Easy

Docker

Difference between docker pause and docker stop?

Medium

Docker

How to reduce docker image size?

Hard

Docker

What is docker-engine?

Medium

Docker

How to clean docker resources?

Medium

Kubernetes

How to backup and restore the etcd data?

Hard

Ansible

What is handler in ansible?

Medium

Ansible

Is it possible to provision infrastructure using ansible?

Easy

Kubernetes

When you should use Kubernetes over bare-metal machines?

Medium

Linux

Difference between rsync and scp command

Medium

Linux

Difference between su and su -

Medium

Networking

What is sticky session?

Medium

Linux

What is inode?

Medium

Networking

Difference between IPv4 and IPv6?

Hard

Jenkins

Difference between declarative and scripted pipeline in jenkins?

Medium

Linux

Difference between soft link and hard link?

Medium

Linux

How to check filesystem's available space?

Easy

Linux

How to check available RAM in linux?

Easy

Linux

How to check how many CPUs are there in Linux Machine?

Easy

Jenkins

In jenkins pipeline, how to run 2 stages in parallel ?

Easy

System Design

How to choose database for your application?

Hard

System Design

Which loadbalancer will you choose for your application and Why?

Hard

Networking

Difference between reverse proxy and loadbalancer?

Medium