Broadridge Financial Solutions Senior Devops Engineer Interview Questions and Answers

Q1. Basics in resume and all the projects you have worked on mostly.
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Q1. What is the difference between ext and xfs?
Ans. 
ext is the default file system for many Linux distributions, while xfs is known for better performance and scalability.
• ext is the default file system for many Linux distributions

• xfs is known for better performance and scalability

• xfs supports larger file systems and files compared to ext
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Q2. What is the difference between CentOS/RHEL 6 & 7?
Ans. 
CentOS/RHEL 6 & 7 differ in kernel version, package management, systemd, and support lifecycle.
• Kernel version: CentOS/RHEL 6 uses kernel version 2.6.x while CentOS/RHEL 7 uses kernel version 3.x.

• Package management: CentOS/RHEL 6 uses yum for package management, while CentOS/RHEL 7 uses yum and dnf.

• Systemd: CentOS/RHEL 6 uses SysV init system, while CentOS/RHEL 7 uses systemd as the init system.

• Support lifecycle: CentOS...read more
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Q1. Gitlab related Questionnaire ?
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Q2. Terraform related Questionnaire ?
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Q1. Jenkins ci-cd meaning
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Q2. Grep and egrep in linux
Ans. 
grep and egrep are command line tools used for searching text patterns in files in Linux.
• grep is a basic command line tool for searching text patterns in files.

• egrep is an extended version of grep with support for regular expressions.

• grep is case-sensitive by default, use -i flag for case-insensitive search.

• egrep supports extended regular expressions without escaping special characters.

• Example: grep 'pattern' file.txt

• E
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Q3. How to print forth coloumn
Ans. 
Use awk command to print the fourth column of a file
• Use awk command with '{print $4}' to print the fourth column of a file

• Example: awk '{print $4}' file.txt
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Q1. What is the GitHub Actions and usages
Ans. 
GitHub Actions is a CI/CD tool provided by GitHub for automating workflows and tasks in software development.
• GitHub Actions allows you to automate tasks like building, testing, and deploying code directly from your GitHub repository.

• You can create custom workflows using YAML files to define the actions to be taken based on events like push, pull request, or issue creation.

• GitHub Actions supports a wide range of program...read more
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Q2. CI/CD pipeline and explain in detail
Ans. 
CI/CD pipeline automates the process of integrating code changes and deploying them to production.
• CI/CD stands for Continuous Integration/Continuous Deployment

• Automates the process of building, testing, and deploying code changes

• Helps in detecting and fixing integration errors early in the development cycle

• Uses tools like Jenkins, GitLab CI/CD, Travis CI, etc.

• Ensures faster delivery of code changes to production
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Q3. Detailed questions on Terraform
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Q1. About ci cd automation
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Q2. Ci cd ansible dovjer
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Very long and busy test

Very out of this world really

Q1. Before cicd and after cicd differences
Ans. 
Before CI/CD, manual processes were used for software deployment, leading to slower release cycles. After CI/CD, automation streamlines the process for faster and more reliable deployments.
• Before CI/CD: Manual deployment processes requiring human intervention

• After CI/CD: Automated deployment pipelines for continuous integration and continuous delivery

• Before CI/CD: Longer release cycles due to manual testing and deploym...read more
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Q2. What is docker used for and how integration happened to cicd before docker
Ans. 
Docker is used for containerization of applications, allowing for easy deployment and scaling. Before Docker, CI/CD integration was more complex and less efficient.
• Docker is used to create lightweight, portable, self-sufficient containers that can run applications in any environment.

• Before Docker, CI/CD pipelines often relied on virtual machines or manual configurations for deployment and testing.

• Docker simplifies the ...read more
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