20+ Essential DevOps Engineer Interview Questions and Answers for 2023

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Aura Dev

May 25, 2021

It is a newly emerging term in the IT field, which is nothing but a practice that emphasizes the collaboration and communication of both software developers and deployment team. It focuses on delivering software product faster and lowering the failure rate of releases.

All of our products and training resources are protected by our 30-day no questions asked money-back guarantee. Whatever the reason…or no reason at all…you can have a full refund if this resource isn’t right for you. Needs to review the security of your connection before proceeding. A Puppet Module is basically a collection of Puppet Manifests and data that have a very specific directory structure.

Explain how to enable startup sound in Ubuntu?

It is usually placed in the etc/ subdirectory of you Nagios installation (i.e. /usr/local/nagios/etc/). Nagios will execute a Plugin whenever there is a need to check the status of a host or service. Plugin will perform the check and then simply returns the result to Nagios. Nagios will process the results that it receives from the Plugin and take the necessary actions. This is generally used in the management of memory in dynamic web applications by caching the data in RAM.

• Docker tool is widely used for implementing containerization in DevOps.
• Top 5 software developer interview questions with detailed tips for both hiring managers and candidates.
• The downside of this procedure is that it can become slow when managing thousands of machines.
• You can define the state with different parameters as your config files, s/w, tools, access types and resource types etc.

With a Docker image, any user can run the code to create Docker containers. When a node is initialized as a manager, it immediately creates a token. In order to create a worker node, the following command should be executed on the host machine of a worker node. “include” is used to add a submodule or another file to a playbook. This means a code written once can be added to multiple playbooks. The server compares this against the public key in order to identify the node and give the node access to the required data.

What are the various phases in DevOps methodology?

You’ll want to ensure that your candidate is comfortable working with some of them and/or willing to learn how to use different ones. You may have touched on this at the start of the interview, but this is how to become a devops engineer your chance to really dig deep into their DevOps work experience that might be relevant to this role. Ask your candidate to be detailed and provide responsibilities, achievements, special projects, etc.

There is no need for the internet for accessing the main repository data because we will be having another copy of the server on the local repository. Pre-receive hook in the destination repository is invoked when commits are pushed to it. Any script bound to this hook will be executed before any references are updated. This is a useful hook to run scripts that help enforce development policies. In this model each task is implemented on its own branch with the task key included in the branch name. It is easy to see which code implements which task, just look for the task key in the branch name.

Walk me through your experience up to this point working with DevOps.

That’s why asking the right DevOps interview questions is essential, to ensure you find the right person for the role. List the core operations of DevOps for application development and infrastructure.

Git bisect helps you to find the commit which introduced a bug using binary search. I have used SSH to log into a remote machine and work on the command line.