TechVerito Senior Devops Engineer Interview Questions and Answers

Q1. About CI & CD process in jenkins
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Q1. What is your job role.
Ans. 
As a Sr Devops Engineer, my job role involves managing and improving the infrastructure, deployment pipelines, and automation processes to support development teams.
• Managing and maintaining infrastructure using tools like Terraform, Ansible, or Kubernetes

• Designing and implementing CI/CD pipelines for automated testing and deployment

• Monitoring system performance and troubleshooting issues

• Collaborating with development t...read more
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Q2. My company migrate on- premises server to aws rds what points to remeber during this migration.
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Q1. Jenkins CI-CD Pipelines how to declare that and how to integrate which plung'ins to integrated with jenkins actually plung'ins name.
Ans. 
Jenkins CI-CD pipelines are declared using Jenkinsfile and can be integrated with various plugins for additional functionality.
• Declare Jenkins CI-CD pipelines using Jenkinsfile in the root directory of the project.

• Integrate plugins like Git, Docker, Slack, SonarQube, etc., for specific functionalities.

• Use declarative syntax or scripted syntax in Jenkinsfile based on requirements.

• Configure stages, steps, post actions, a...read more
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Q2. Write terra form to create multipal EC2 instances.
Ans. 
Use Terraform to create multiple EC2 instances
• Use Terraform's EC2 instance resource to define the instances

• Specify the number of instances using count parameter

• Use a for_each loop to create multiple instances with unique names and configurations
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Q3. Write to playbook for spinup to Tom cat server.
Ans. 
Playbook for spinning up a Tomcat server
• Install Java on the server

• Download and extract Tomcat

• Configure Tomcat server.xml file

• Start the Tomcat server

• Verify Tomcat is running
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Q1. Walk through on recent technical skills
Ans. 
I have recently worked on implementing CI/CD pipelines using Jenkins, Docker, and Kubernetes.
• Implemented Jenkins pipelines for automating build, test, and deployment processes

• Utilized Docker for containerization of applications and services

• Managed Kubernetes clusters for container orchestration

• Integrated monitoring and logging tools like Prometheus and ELK stack
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Q1. Python programming
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Q2. Aws architecture
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Q3. Terraform scripts
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They given me assignment related to my job

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. Docker git kubernetes
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Q1. Basic ctc related and your strength
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Q1. Basics in resume and all the projects you have worked on mostly.
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