CJE Exam Dumps - Certified Jenkins Engineer (CJE)

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Question # 9

Your supervisor has asked you to explain to the company's development team how using Jenkins will implement continuous integration. You want to make sure the developers understand what that means to them. Which of the following is the most succinct explanation?

The changes the team makes will be released to production at any time.

The software development team will increase the frequency at which code changes are committed to the build, test, and deployment cycles.

Software changes will now be added to an automated pipeline.

Build time objectives will be targeted to take less than 60 minutes.

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Question # 10

Which practices optimize performance on large systems? Choose 2 answers

Run all builds on agents and never on the master itself.

Use the maximum number of executors at all times and avoid using labels.

Avoid modifying Java parameters that control heap size and garbage collection.

Use plugins as much as possible.

Allocate specific masters for different build types and teams.

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Question # 11

What's the Jenkinsfile?

None of these

It's only used for freestyle projects

It contains the definition for a pipeline

It contains the basic configuration for Jenkins

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Question # 12

Which of the following is true about resuming a Declarative Pipeline?

Declarative Pipelines cab be restarted after a Jenkins failure but not after a transient outage (such as a network failure or disk space exhaustion).

Declarative Pipelines can be resumed only after a transient outage (such as a network failure or disk space exhaustion).

All Declarative Pipelines are restartable by default, with the same inputs (commit to build, parameters, etc) as the original run. Any data that was built In the original run Is available only If the preserveStashes() option Is specified In the Jenkinsfile

Declarative Pipelines that use Docker containers can not be resumed because the docker APIs that Jenkins calls to create the container are not serialized

A Declarative Pipeline can be restarted only If the preserveStashes() option Is set In the pipeline.

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Question # 13

In a JUnit report, if we set the "Health report amplification factor" to 2 and there's a 1% failure, what's the health score?

98%

80%

60%

75%

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Question # 14

Jenkins, along with several other automation platforms, provides developers and operators with tools that allow them to automate the deployment of environments with preconfigured source code, including the CI pipeline. What is this called?

Continuous Integration

Continuous Deployment

Continuous Delivery

Infrastructure as Code

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Question # 15

You are a DevOps engineer in charge of your team's Jenkins server. Your project is on major version "1". You want to ensure that this variable, MAJOR_VERSION, is available throughout your pipeline that is defined in a Jenkinsfile. Which of the following ways could you accomplish that using the "environment" directive?

environment(MAJOR_VERSION = 1)

environment { steps { sh " export MAJOR_VERSION=1" }}

environment { MAJOR_VERSION = 1 }

environment [MAJOR_VERSION=1]

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