Free CJE Plugin Management & Integration Questions and Answers

Question 1

How do you install a plugin in Jenkins?

Accepted Answer

Using Jenkins Plugin Manager.

Answer

By copying files to Jenkins folder.

Answer

Using command line only.

Answer

Plugins come pre-installed.

Question 2

What is a common reason to update Jenkins plugins?

Accepted Answer

To improve performance and fix bugs.

Answer

To change Jenkins version.

Answer

To remove Jenkins UI.

Answer

To uninstall Jenkins.

Question 3

Which file stores Jenkins plugin data and configurations?

Accepted Answer

Both A and B depending on OS.

Answer

/var/lib/jenkins/plugins

Answer

C:\jenkins\plugins

Answer

/etc/jenkins/plugins

Question 4

How do you disable a Jenkins plugin?

Accepted Answer

Using Plugin Manager.

Answer

By deleting Jenkins installation.

Answer

Disabling OS service.

Answer

Reboot Jenkins server.

Question 5

What is a Jenkins plugin dependency?

Accepted Answer

A required plugin for another plugin.

Answer

A plugin that is outdated.

Answer

A plugin that is not installed.

Answer

A broken plugin.

Question 6

Which plugin provides Git integration for Jenkins?

Accepted Answer

Git plugin

Answer

GitHub plugin

Answer

SCM plugin

Answer

Pipeline plugin

Question 7

What happens if a required plugin is missing?

Accepted Answer

Plugin may not work or cause errors.

Answer

Jenkins runs slower.

Answer

Nothing happens.

Answer

System crashes immediately.

Question 8

Can Jenkins plugins be installed manually?

Accepted Answer

Yes, by uploading .hpi file.

Answer

No, only via UI.

Answer

Only by reinstalling Jenkins.

Answer

Only via command line.

Question 9

How do you check installed plugins and their versions?

Accepted Answer

Jenkins dashboard -> Manage Plugins

Answer

By checking Jenkins logs.

Answer

Using terminal commands.

Answer

Using Jenkinsfile.