KPMG India Cloud Devops Engineer Interview Questions and Answers

Persistent volume is a storage volume that exists beyond the life cycle of a container.

• Persistent volumes are used to store data that needs to persist even if the container is deleted or recreated.

• They are decoupled from the container and can be attached to different containers.

• Examples include network-attached storage (NAS), cloud storage, and local storage.

• Persistent volumes are managed by the storage administrator r

PersistentVolumes (PVs) in Kubernetes can be attached and detached.

• PersistentVolumes (PVs) can be attached to pods using PersistentVolumeClaims (PVCs).

• PVs can be detached from pods when no longer needed.

• Examples of PV types include NFS, iSCSI, and AWS EBS.

Yes, I have managed devops infra in my previous roles.

• I have experience managing infrastructure using tools like Ansible, Terraform, and Kubernetes.

• I have also worked on building CI/CD pipelines using Jenkins and GitLab.

• In my previous role, I managed a large-scale AWS infrastructure for a SaaS product.

• I have experience with monitoring tools like Prometheus and Grafana.

• I have also worked on implementing security best pr

Merging 2 sorted arrays into a single sorted array.

• Create a new array to store the merged array

• Compare the first elements of both arrays and add the smaller one to the new array

• Repeat until one of the arrays is empty, then add the remaining elements of the other array

• Return the merged array

A Dockerfile for Python code with explanations of each command and the difference between ADD & COPY.

• Use a base Python image as the starting point, such as 'python:3.8'.

• Use WORKDIR to set the working directory inside the container.

• Use COPY to add files from the host machine to the container, while ADD can also fetch files from URLs and extract tarballs.

• Use RUN to execute commands during the build process, such as insta...read more

Jenkins pipeline with environment variable

• Define environment variable in Jenkinsfile

• Use 'environment' directive to set environment variables

• Access environment variable using 'env.' syntax