Slide 1
Most trusted JOB oriented professional program
DevOps Certified Professional (DCP)

Take your first step into the world of DevOps with this course, which will help you to learn about the methodologies and tools used to develop, deploy, and operate high-quality software.

Slide 2
DevOps to DevSecOps – Learn the evolution
DevSecOps Certified Professional (DSOCP)

Learn to automate security into a fast-paced DevOps environment using various open-source tools and scripts.

Slide 2
Get certified in the new tech skill to rule the industry
Site Reliability Engineering (SRE) Certified Professional

A method of measuring and achieving reliability through engineering and operations work – developed by Google to manage services.

Slide 2
Master the art of DevOps
Master in DevOps Engineering (MDE)

Get enrolled for the most advanced and only course in the WORLD which can make you an expert and proficient Architect in DevOps, DevSecOps and Site Reliability Engineering (SRE) principles together.

Slide 2
Gain expertise and certified yourself
Azure DevOps Solutions Expert

Learn about the DevOps services available on Azure and how you can use them to make your workflow more efficient.

Slide 3
Learn and get certified
AWS Certified DevOps Professional

Learn about the DevOps services offered by AWS and how you can use them to make your workflow more efficient.

previous arrow
next arrow

DevOps Interview Questions and Answer – Part 2

Spread the Knowledge
  • What DevOps is? Why do we need it?
    • Example of answers:
      • Why do we need it?
        • Increase deployment frequency
        • Lower failure rate of new releases
        • Shortened lead time between fixes
        • Faster mean time to recovery in the event of new release crashing
      • What DevOps is?
        • CALMS
        • C – Culture (promotes collaborative and open culture between Dev and Ops)
        • A – Automation (automate wherever applicable)
        • L- Learning (continuous learning & experimentation)
        • M – Measure (Measure with shared metrics across the Dev and ops for better management)
        • S – Sharing (Shared delivery process across Dev and Ops to build , deploy, maintain and monitor product with mentality of One Team – One Goal)
  • What is the purpose of a post-mortem meeting?
  • What is meant by Continuous Integration?
  • What are the success factors for Continuous Integration?
    • Examples of answers:
      • Maintain a code repository
      • Automate the build
      • Make the build self-testing
      • Everyone commits to the baseline every day
      • Every commit (to baseline) should be built
      • Keep the build fast
      • Test in a clone of the production environment
      • Make it easy to get the latest deliverables
      • Everyone can see the results of the latest build
      • Automate deployment
  • How would you implement CI (continuous delivery) – end to end, including source control, branches, tools, etc. ?
  • What is Continuous Delivery? Continuous Deployment?
  • What is the difference between Continuous Integration, Continuous Delivery and Continuous Deployment?
  • What’s the difference between git and git-hub ? What about git and SVN ?
  • What is git rebase?
  • In Git how do you revert a commit that has already been pushed and made public?
  • What is puppet/chef/ansible used for? What are the advantages over shell scripts ?
  • What do you understand by “Infrastructure as code”? How does it fit into the DevOps methodology? What purpose does it achieve?
  • How do you give your developers access to the production logs ?
  • Tell me about the worst-run/best-run outage you’ve been a part of. What made it bad/well-run?
  • How do you monitor your application ? How do you make sure it is working ? How do you get alerts when it stops working ?
  • What would be the availability and performance metrics for a key value store ? What about for MySQL replication ?
  • How would you deploy software to 5000 systems?
  • What is caching ? Where should a large scale application cache, and what data should be cached ?
Rajesh Kumar