Jenkins Interview Questions and Answers – Part 4

An important step in making sure that the build process is taken seriously is to ________ .

• never leave the build in a broken state (Ans)
• send out a report on each build
• have management introduce the new build process
• set off the smoke alarm every time the build breaks

Which of the following is REQUIRED for using Jenkins?

• Java 1.5 or higher (Ans)
• Java in your Path
• .NET framework
• Web server

One of the primary problems that continuous integration addresses is ________ .

• formatting code
• isolated development (Ans)
• language choice
• group think

Parallelization in Jenkins can best be achieved by ________ .

• breaking up your build into multiple jobs (Ans)
• setting parallel to true in the Jenkins config
• using multiple jenkins master servers
• writing multi-threaded job scripts

Jenkins can be started from the command line by using what command?

• java -jar jenkins.war (Ans)
• run jenkins.war
• java -run jenkins.war
• jar jenkins.war

When implementing unit testing in Jenkins it is important to never _______ .

• report the test results
• write small tests
• run the tests in parallel to anything else
• leave tests broken (Ans)

Jenkins is really a tool that can be used to _________ most aspects of continuous integration?

• reverse engineer
• dispel
• undo
• automate (Ans)

Security can be set at an individual job level in Jenkins.

• true (Ans)
• false

The Join trigger plugin ________ .

• makes sure multiple jobs are complete before downstream jobs can run (Ans)
• makes 2 jobs run at the same time
• makes a single job split into many jobs
• makes jenkins show a different icon

A good first step for moving a build over to Jenkins is to _________ .

• get a full build in a failed state
• disable unit tests
• diagram the manual process (Ans)
• conver everything to Java

The easiest way to get a plugin for Jenkins is ________ .

• from inside Jenkins itself (Ans)
• creating a plugin request call
• downloading an installer package
• by building it from source

A workspace is ________ .

• the central configuration area for Jenkins
• the directory Jenkins checks source code out to (Ans)
• the directory that Jenkins caches files at
• the only part of Jenkins that lives in the cloud

One of the major conflicts that led to a split of the early Jenkins project was ________ .

• how much to charge for it
• whether or not to keep the project on Java.net (Ans)
• what language to write it in
• whether or not it should only work with Java applications

Jenkins is primarily written in __ _______ .

• ruby
• C#
• java1 (Ans)
• python

What should the http port be set to in order to disable regular http in favor of https?

• 0
• 8080
• 43
• -1 (Ans)

Which of the following is NOT an advantage to distributing builds across multiple nodes?

• parallelization of jobs
• support for multiple platforms
• faster build times
• automatic recovery of the master Jenkins node (Ans)

Jenkins used to be called _______.

• burly
• hudson (Ans)
• cheeves
• jeeves

Rajesh Kumar

I’m Rajesh Kumar, a DevOps, SRE, DevSecOps, Cloud, and Platform Engineering expert passionate about sharing practical knowledge, real-world experiences, and industry best practices. I have worked at Cotocus and regularly write about technology, travel, investing, health, product reviews, and digital marketing through my various platforms.

I publish technical articles at DevOps School, travel stories at Holiday Landmark, stock market insights at Stocks Mantra, health and fitness guidance at My Medic Plus, product reviews at TrueReviewNow, and SEO and digital marketing strategies at Wizbrand.