Persistent Systems AWS Cloud and DevOps Engineer Interview Questions and Answers

Q1. Tech devops Iaas Paas Aks Iaac Good
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Q1. Deploying the resources through terraform
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Terraform is a tool for building, changing, and versioning infrastructure safely and efficiently.
• Terraform uses configuration files to define the infrastructure resources needed.

• It allows for the creation, modification, and deletion of resources in a repeatable manner.

• Terraform supports various cloud providers such as AWS, Azure, and Google Cloud.

• State files are used to track the current state of the infrastructure and...read more
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Q2. Parallel job execution in devops
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Parallel job execution in devops involves running multiple tasks simultaneously to improve efficiency and reduce overall execution time.
• Use parallelization techniques like multithreading or multiprocessing to run tasks concurrently

• Implement tools like Jenkins or Ansible to automate and manage parallel job execution

• Monitor resource usage and performance to optimize parallel job execution

• Ensure proper synchronization and...read more
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Q1. What is jenkins pipeline write one
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Jenkins pipeline is a set of plugins that allows you to create a workflow for your software delivery process.
• Jenkins pipeline is written in a Jenkinsfile, which is a text file that defines the steps of your pipeline.

• It allows you to define your build, test, and deployment processes as code.

• You can use declarative or scripted syntax to define your pipeline.

• Example: pipeline { agent any stages { stage('Build') { steps { ...read more
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Q2. Write powershell script
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The PowerShell script should be written to demonstrate proficiency in automation and scripting.
• Use cmdlets like Get-ChildItem, Set-Content, and Invoke-Command for file manipulation and remote execution

• Utilize loops and conditional statements for automation tasks

• Ensure error handling and logging for script reliability
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Q1. Concepts of Azure DevOps
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Azure DevOps is a set of development tools used for planning, collaborating, and delivering software.
• Azure DevOps includes services such as Azure Boards, Azure Repos, Azure Pipelines, Azure Test Plans, and Azure Artifacts.

• It allows for continuous integration and continuous delivery (CI/CD) pipelines to automate the software delivery process.

• Azure DevOps provides a centralized platform for managing code repositories, tr...read more
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Q1. Cicd pipelines in jenkins
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CICD pipelines in Jenkins automate the process of building, testing, and deploying code.
• CICD stands for Continuous Integration/Continuous Deployment

• Jenkins is a popular automation server used for building, testing, and deploying software

• CICD pipelines in Jenkins allow for automated workflows, from code commit to production deployment
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Q2. Aws servcies like s3 ec2 rds
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Q1. Explain terraform modules
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Terraform modules are reusable components that encapsulate a set of resources and configurations in a single unit.
• Modules help in organizing and reusing Terraform configurations

• They allow for better code organization and maintainability

• Modules can be shared and reused across different projects

• They can be used to create reusable infrastructure patterns
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Basic core subjects and aptitude will do. (or Friends)

Q1. Basics about jenkins, docker and ansible. Some about personal projects, linux, git, Oops and DSA
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Q2. About the role devops.
Ans. 
DevOps integrates development and operations to enhance collaboration, automate processes, and improve software delivery efficiency.
• Collaboration: DevOps fosters a culture of collaboration between development and operations teams, leading to faster problem resolution.

• Automation: Tools like Jenkins and Ansible automate repetitive tasks, reducing manual errors and speeding up deployment.

• Continuous Integration/Continuous ...read more
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Q3. Code on their editor basic concepts like overloading vs overriding, operator overloading, constructor types.
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Cloud Devops - Azure and AWS, Security, EC2, RBAC

Q1. NACL, DR, Authorization, Authentication
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