DevOps Interview Questions - Part 01

DevOps Interview Questions | Tech Interview Prep

DevOps Interview Questions

Essential questions to ace your DevOps interviews

DevOps Fundamentals Easy
Posted on July 12, 2023 | Estimated read time: 2 min
What is DevOps?

DevOps is a software development methodology that integrates development (Dev) and operations (Ops) to improve collaboration, automation, and efficiency.

It bridges the gap between software development and IT operations teams through:

  • Shared responsibilities
  • Automated workflows
  • Continuous feedback loops
  • Cultural and technical practices alignment
DevOps Principles Medium
Posted on July 12, 2023 | Estimated read time: 3 min
What are the key principles of DevOps?

The core principles that guide DevOps implementation include:

  • Collaboration - Breaking down silos between teams
  • Automation - Automating repetitive tasks in the SDLC
  • Continuous Integration & Deployment - Frequent code integration and automated deployments
  • Monitoring & Feedback - Real-time system monitoring and rapid feedback
  • Security & Compliance - Integrating security throughout the lifecycle (DevSecOps)
Methodologies Medium
Posted on July 12, 2023 | Estimated read time: 3 min
How does DevOps differ from Agile?

While both DevOps and Agile aim to improve software delivery, they focus on different aspects:

Aspect Agile DevOps
Focus Software development processes End-to-end software delivery
Scope Development team Development + Operations
Delivery Working software Deployed, running software

DevOps extends Agile principles by ensuring faster and more reliable delivery through operational integration.

DevOps Benefits Easy
Posted on July 12, 2023 | Estimated read time: 2 min
What are the key benefits of DevOps?

Organizations adopting DevOps experience several significant advantages:

  • Faster software releases - Through automation and continuous delivery
  • Improved collaboration - Between development, operations, and other teams
  • Higher efficiency and scalability - Via infrastructure as code and cloud technologies
  • Better system reliability - With monitoring and quick rollback capabilities
  • Reduced deployment failures and rollbacks
  • Faster time to market for new features
  • Improved customer satisfaction
DevOps Tools Medium
Posted on July 12, 2023 | Estimated read time: 4 min
What are the key DevOps tools?

The DevOps toolchain consists of various categories of tools that support different stages of the lifecycle:

CI/CD
Jenkins, GitLab CI, GitHub Actions
Containerization
Docker, Podman
Orchestration
Kubernetes, OpenShift
Monitoring
Prometheus, Grafana
Configuration Management
Ansible, Puppet, Chef
Version Control
Git
Infrastructure as Code
Terraform, CloudFormation
Logging
ELK Stack, Splunk

These tools work together to create an automated pipeline from code commit to production deployment.

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