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As an open-source automation server, Jenkins helps in Continuous Integration needs. The tool assists developers in orchestrating a chain of actions to accelerate the software development process by automating it. These Jenkins interview questions and answers will help you prepare to ace your Jenkins interview. These Jenkins interview questions will also help if you're looking to hire brilliant Jenkins developers for your development team. These questions can be extremely beneficial in assessing the candidates on their technical skills.
So, whether you are a candidate actively looking for Jenkins interview questions and answers for preparation or a recruiter looking for a Jenkins professional, the following list of Jenkins interview questions will be of great use for you.
What are the steps to download and start Jenkins?
It is one of the most basic Jenkins interview questions of DevOps that you can ask to kick off the interview process. You need to follow the following steps in order to start Jenkins -
Talk about continuous integration, continuous delivery, and continuous deployment in detail.
Continuous integration (CI) - It is a development practice that enables developers to regularly integrate code changes into a shared repository, after which automated builds and tests are executed. These incremental code changes to production focus on enhancing the speed of software development and deployment process.
Continuous delivery (CD) - It is a process to build, test, and deliver improvements to the codebase. It allows developers to get changes of all types, including new features, configuration changes, bug fixes, and experiments, that too in production.
Continuous deployment (CD) - It is a software release process that allows developers to deliver software components/functionalities frequently through automated deployments. Basically, any developer change made to the codebase is automatically released to the production stage.
How do you move/copy Jenkins from one server to another?
There are several ways of moving or copying Jenkins from one server to another:
Mention the security mechanisms that Jenkins uses to authenticate users?
Take a look at the three security mechanisms that Jenkins uses for authenticating users –
Explain the types of pipelines in Jenkins.
It is one of the best Jenkins pipeline interview questions to assess the candidate's knowledge. Jenkin pipeline is a collection of plugins that assists in the implementation and integration of continuous delivery pipelines into Jenkins. Take a look at two types of Jenkin pipelines-
What are the steps to integrate Git with Jenkins?
Follow the steps to integrate Git with Jenkins-
What is an Agent Directive in Jenkins?
An Agent directive instructs how and when to execute the pipelines or their subsets in the Jenkins environment. These Agents should be distinctly labeled so that they can be identified from each other easily. They create a workspace for the pipeline that includes the required working files so that whenever an executor is available, it triggers Jenkins to execute the necessary steps.
What are the commands for restarting Jenkins manually?
You can use either of the following commands to restart Jenkins manually-
What is the Backup plugin, and how to use it?
Backup plugin Jenkins can be used to back up critical configuration settings. Follow the following steps to have a backup in place –
How do you set up a Jenkin job?
You can easily set up a new built job in Jenkins by following the below steps -
Preparing for Jenkins interview questions for testers or developers is the most important step in landing a job. As a result, prior preparation can help you remain cool, calm, and collected as well as be in control when facing your prospective employers. On the other hand, employers as well should spend time going through Jenkins interview questions in order to accurately evaluate candidates, create a positive candidate experience, and promote their brand.
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