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Suggested answers verified by our panel of interview experts. Be aware, the interview won’t focus heavily on all the tools you know. From the beginning, DevOps has been something startups and smaller companies have adopted to scale. The leading argument for this has been that a lean and agile methodology would not be applicable on a larger scale. DevOps is a fairly new discipline, and being so young there is often a muddle of opinions around what a DevOps engineer actually does.
GCP provides a wide range of cloud computing services in the compute, database, storage, migration, and networking sectors. Google Cloud Platform is a set of cloud computing services that run on the same infrastructure as Google’s end-user products, such as Google Search, Gmail, file storage, and YouTube.
Q8. How do you squash last N commits into a single commit?
You can also run all the Puppet changes through the continuous integration pipeline using the beaker testing framework. The interview questions in this article will help you develop your DevOps skills in a disciplined and structured manner so that you can easily get your certification as aDevOps Engineer. The DevOps Engineer certification will be valuable as you will be able to handle a wide variety of roles related to DevOps in the industry. Cloud Profiler is a low-cost, statistical profiler that continuously collects CPU and memory use data from your production apps. It assigns that data to the application’s source code, allowing you to see which areas of the app are consuming the most resources and revealing the code’s performance characteristics. Communication channels created by SSH use public-key cryptography for client authentication.
- Now explain how to achieve this, this can be done with a simple script related to the pre-commit hook of the repository.
- Puppet is a Ruby-based Configuration Management tool, but while it has some free features, much of what makes Puppet great is only available in the paid version.
- There is a fundamental difference between Forking workflow and other Git workflows.
- You can define the state with different parameters as your config files, s/w, tools, access types and resource types etc.
- After the continuous delivery, the next step of continuous deployment will be triggered.
As a result, application rollbacks are separate from database rollbacks. Within CI setups, feature flags are typically used to manage gradual product releases, limiting the risk of new features. Ask this question to find out how your candidate inspires those around them in challenging times. You’ll want to look for someone who understands that it’s natural how to become a devops engineer to feel unmotivated and also has the skill-set to help colleagues get out of a rut. Sometimes a problem requires a different set of eyes to be seen clearly — this is especially true in the software engineering world. The candidate should display the ability to see issues from different angles and develop creative solutions to overcome any problem.
Top DevOps Interview Questions and Answers
DevOps is a cultural shift wherein collaboration and operation teams work together throughout the product or service life cycle. The idea is to help get products out faster and allow for easier maintenance. Learn how to dockerize a Spring Boot application using Docker in this tutorial by EPAM Anywhere’s Software Engineer, Erick Romero. Dive into the best LinkedIn tips for job seekers and learn about the ways to land your dream job in tech with a profile that really stands out.