Sapiens Devops Engineer Interview Questions, Process, and Tips

Q1. Linux questions: sed and cut usage, vi editor how to replace a word
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Q2. Kubernetes: explain your kubernetes architecture, kubectl create and apply difference, How will you give access to new user on kubernetes. Role and RoleBinding, various Kubernetes certificates
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Kubernetes architecture, kubectl create vs apply, user access management, Role and RoleBinding, Kubernetes certificates
• Kubernetes architecture typically consists of master nodes and worker nodes, with the master nodes managing the cluster and worker nodes running applications.

• kubectl create is used to create new resources in Kubernetes, while kubectl apply is used to create or update resources based on a configuration ...read more
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Q3. Docker: Dockerfile arguements explain usage, how to retain docker container data, Do we have to use EXPOSE command for container or it can be omitted?
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Dockerfile arguments, retaining container data, and EXPOSE command usage explained.
• Dockerfile arguments can be used to pass values to the Dockerfile at build time, allowing for flexibility in building images.

• To retain data in a Docker container, you can use volumes to persist data outside of the container's filesystem.

• The EXPOSE command in a Dockerfile is used to specify the port on which a container listens for connec...read more
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Q4. Jenkins: How to use variable used in one stage to another stage? , Can you run 100 jobs using jenkins?
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To use variables between stages in Jenkins, use the 'stash' and 'unstash' steps. Yes, you can run 100 jobs in Jenkins.
• Use 'stash' step to save variables in one stage and 'unstash' step to retrieve them in another stage

• Variables can also be passed between stages using 'environment' directive in Jenkins pipeline

• To run 100 jobs in Jenkins, you can use Jenkins pipeline to automate the process
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Q5. Nginx: Main file of nginx server
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The main file of Nginx server is nginx.conf
• The main configuration file for Nginx server is typically named nginx.conf

• It is located in the /etc/nginx/ directory on most systems

• This file contains directives that control how Nginx operates, such as server blocks, location blocks, and global settings
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Q6. AWS: How will you access ec2 if u lost ur pem key, S3 types
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To access an EC2 instance without a PEM key, you can use AWS Systems Manager Session Manager or create a new key pair and attach it to the instance. There are different types of S3 storage classes such as Standard, Intelligent-Tiering, Glacier, etc.
• Use AWS Systems Manager Session Manager to access EC2 without a PEM key

• Create a new key pair and attach it to the EC2 instance

• S3 storage classes include Standard, Intelligen
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Q7. GIT: committing remote git repo, explain steps in it
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Committing changes to a remote Git repository
• Add changes to the staging area using 'git add '

• Commit the changes to the local repository using 'git commit -m 'commit message''

• Push the changes to the remote repository using 'git push'
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Questions asked in aptitude test was easy to medium level

Q1. About projects and basic cse stuff
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Q2. Questions based on role which we have choosen
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Q1. Here they are testing whether we are fit for this role or not
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Q1. General HR questions
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