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CJE Questions and Answers

Question # 6

What happens to all associated configuration metadata (on jobs, builds, etc) after a plugin is uninstalled?

A.

Nothing happens. The data remains on the persisted form of the configuration until the next save of that Rem (job, etc.).

B.

It is deleted on the next restart of Jenkins.

C.

It Is deleted on the next configuration reload.

D.

It Is deleted Immediately.

E.

The data is backed up and then deleted from the live configuration.

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Question # 7

How do you add a new folder?

A.

Click "New Item" in the left dashboard panel, then select "Folder"

B.

None of these

C.

Add a folder on the Jenkins master file system in /var/lib/jenkins

D.

You can add one from another project's "Configuration" view

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Question # 8

Which are commonly referenced as key points of CI?

Choose 3 answers

A.

Automated deployment to the production environment.

B.

Collaboration among Dev, QA and Ops.

C.

Automated tests after each commit

D.

Automated builds after each commit.

E.

Frequent commits to source code repository.

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Question # 9

You are using GitHub repository scanning (in a project of type "GitHub Organization") with the Pipeline lenkinsfile Project Recognizer. In this case, which repositories under the organization will have Multibranch projects automatically created for them?

A.

only repositories that contain a Jenkinsfile in all their branches

B.

only repositories that contain a Jenkinsfile in at least one branch

C.

all repositories that contain a Jenkinsfile in at least one branch or pull request

D.

all repositories

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Question # 10

What is Jenkins matrix-based security?

A.

None of these

B.

An option that doesn't come with Jenkins by default

C.

An option that doesn't allow user specific permissions

D.

Allows the administrator to grant very specific permissions to users and groups.

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Question # 11

Which of the following practices are recommended for a Declarative Pipeline? Choose 3 answers

A.

Use the pipeline DSL to implement intricate networking and computational tasks that your Pipeline needs to do.

B.

Simplify the test/debug process and improve performance of your pipeline by defining separate steps for each Important task performed by the pipeline.

C.

Encapsulate common Jenkins logic within shared libraries when leveraging Declarative Pipelines.

D.

Call scripts written In Shell, Batch, Groovy, or Python to implement any complex logic required for your pipeline; call these scripts as steps in your pipeline.

E.

Use took such as Maven, Gradle, NPM, Ant, and Make to define most of the build work; cad these executables as steps In your pipeline.

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Question # 12

Choose the destinations where Jenkins and its plugins can send job notifications?

A.

email

B.

Slack

C.

Jira

D.

SMS messaging

E.

All of the above

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Question # 13

Which of these tasks are ONLY available from the "Manage Jenkins'' page? Choose 2 answers

A.

Manage plugins

B.

Define views

C.

Configure credentials

D.

Open Blue Ocean

E.

Configure Global Security

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Question # 14

Which is not a function provided by the Jenkins CLI?

A.

db-dump

B.

restart

C.

who-am-i

D.

shutdown

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Question # 15

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?

A.

98%

B.

80%

C.

60%

D.

75%

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Question # 16

Which answer best describes continuous deployment?

A.

Building in 60 minutes or less.

B.

A software development discipline where software is built so that it can be released to production at any time.

C.

A software development practice where contributors are integrating their work very frequently.

D.

A software development discipline where software is released continuously as part of an automated pipeline.

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Question # 17

What is Ant?

A.

A Java build tool

B.

None of these

C.

An acceptance testing platform

D.

A unit testing tool

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Question # 18

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

A.

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

B.

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

C.

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

D.

A DeclaraDve Pipeline can be restarted only if the preserveStashes() option is set in the pipeline.

E.

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

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Question # 19

In a JUnit report, if we set the "Health report amplification factor" to 3 and there's a 10% failure, what's the health score?

A.

98%

B.

70%

C.

75%

D.

60%

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Question # 20

Which isn't a common Jenkins build tool?

A.

Ant

B.

Excel

C.

Docker

D.

Gradle

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Question # 21

You are interested in integrating CI/CD in your work environment, but your team lead and several of your team members do not understand the concept. Your boss believes that continuous delivery will mean that someone (namely, you) will need to be on-call around the clock for constant monitoring and deployment of new code. You have a two-minute window to quickly explain what continuous delivery means. Out of the following answers, what is the clearest and most succinct correct answer?

A.

Continuous delivery means code will be tested and promoted to production environment automatically

B.

Continuous delivery is magic, and Jenkins will make everything work without having to worry about it much.

C.

You're right. Give me the on-call schedule.

D.

Continuous delivery is a software development discipline where software is built so that it can be released to production at any time, while continuous deployment means it is released into production continuously. CI/CD is meant to shorten the amount of time needed for QA while empowering developers to keep code as up-to-date as possible

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Question # 22

You can set permissions for anonymous users with matrix-based security.

A.

False

B.

True

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Question # 23

When you upgrade a plugin and find an issue in the new version, how ran you move hade to the previously installed version? Choose 2 answers

A.

Use the pluginManager.downgrade method in the script console.

B.

Select the version you want to use in the global configuration section for this plugin.

C.

Select one of the previous versions in the Plugin Manager.

D.

Manually download and install the previously installed version.

E.

Use the "downgradeplugin" command In the Jenkins CI I

F.

Use the button on the Plugin Manager that allows a downgrade to the previously installed version.

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Question # 24

Which answer best describes continuous delivery?

A.

A software development discipline where software is released continuously as part of an

B.

A software development discipline where software is built so that it can be released to production at any time.

C.

Building in 60 minutes or less.

D.

A software development practice where contributors are integrating their work very frequently

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Question # 25

Which can be defined in and limited to a specific folder and its subfolders? Choose 4 answers

A.

Permissions to run jobs and Pipeline

B.

Credentials

C.

View definitions

D.

Plugins

E.

Pipeline shared libraries

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Question # 26

What's a functional test?

A.

It tests against the product specifications.

B.

It tests the functionality of the project as a whole.

C.

It tests components coming together

D.

It tests a small piece of functionality, usually at the class method level.

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Question # 27

Which can you do with the Jenkins Install Wizard? Choose 3 answers

A.

Install a pre-defined set of recommended plugins.

B.

Install Jenkins without any extra plugins.

C.

Choose the version of Jenkins core to install.

D.

Manually select plugins to install from a set of predefined plugins.

E.

Install all existing open-source plugins for Jenkins.

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