Maven Skill Test Linkedin Question Answers

April 09, 2022

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Maven Skill Test Linkedin Question Answers

1. ___ contains information about the project and various configuration detail used by Maven to build the project(s).

OOPS
Both A and B
POM
None of the above

2. Which of the following command removes the target directory with all the build data before starting the build process?

mvn clean
mvn build
mvn compiled
mvn site

3. What is an archetype in maven?

pckage for maven librairies
configuration file
A template for any type of Java project
source packagea

4. Which of the following is not a dependency scope in Maven?

System
Export
Compile
Test

5. Below is a section of a settings.xml file. How can you use the path to the app home in your POM file?

<properties>maven-people-plugin</artifactId>

<application-home>/path/to/application</application-home>

</properties>

</profile>

</profiles>

</activeProfiles>

${activeProfile}
${set-app-home}
${application-home}
${/path/to/application}

6. Which one of the following is a naming scheme in which the implicit name for a mock object is the mocked type’s name prepend with “mock”.

RetroNamingScheme
CamelCaseNamingScheme
JavaReflectionImposteriser
LastWordNamingScheme

7. What is the sequence in which maven looks for the resources?

Remote-> Local -> Maven Central
Local -> Remote - Maven Central
Remote-> Maven Central - > Local
None of the above

7. Why is it best practice to avoid overriding the default directory structure?

Keeping the default structure reduces onboarding time, because developers recognize it.
Overriding the default structure is very complex.
Overriding the default structure will cause Maven to take longer to compile your code.
all of these answers

8. What is the default value of the warSourceDirectory configuration property of the Maven WAR Plugin?

/src/main/webapp
/src/web
/src/main/war
/src/main/WEB-INF

9. How do you check for unused dependencies in your project?

Run mvn clean and look at which plugins are not mentioned in the output.
You will need to do this manually.
Include the Maven dependency plugin in your POM file and run the unpack goal.
Run the analyze goal of the dependency plugin.

10. Which of the following is not type of Maven Repository?

local
dependency
remote
central

11. How many times is compiler:compile called when executing mvn clean compile test package?

one
two
none
three

12. A compile-time dependency of a dependency for your project is often called a_ dependency.

runtime
Transitive
provided
test

13. When building a Maven Archetype, where do you put your prototype files?

src/main/template
src/main/archetype
src/main/resources/archetype-resources
src/main/java

14. What element in the pom.xml file allows you to provide values that can be reused in other elements of the pom.xml?

Plugins
Build
Properties
Parent

15. In a multimodule project, if you have a plugin bound to a phase in the parent, it will be bound to the same phase in the module. What strategy could you employ to prevent the plugin from executing in the module?

In the excluded element of the build section of the POM, list the plugin you do not want to run.
Set the phase in the module to none.
Set a value in the configuration of the plugin in the module to be excluded like this: TRUE.
Do not specify the plugin in the module.

16. Bellow is a definition of the Maven JAR Plugin, where the main class is set to com.palmer.bethan.App. What is the effect of this?

<mainClass>com.palmer.bethan.App</mainClass>

</manifest>

</archive>

</configuration>

Maven will generate javadocs for the App class.
Maven will include only the App class when it compiles the source code.
Maven will generate an executable JAR, which can be used to run the App class.
Maven will add an empty main method to the App class.

17. ------------- is a naming scheme in which the implicit name for a mock object is the mocked type's name prepend with "mock?

RetroNamingScheme
CamelCaseNamingScheme
JavaReflectionImposteriser
LastWordNamingScheme

18. Which command is used to run the clean lifecyle followed by verify, install, and package with Maven?

mvn clean
mvn verify
mvn package
mvn install

19. How do you skip the tests when running a mvn package command?

Use -Dtest=skip
Use -DskipTests=true
Use -Dtests=pass
Use a plugin that can be configured to skip tests

20. What is one of the advantages of using properties in Maven?

Properties provide a template for you to build Maven projects with a certain structure.
Properties allow you to inherit values from the parent POM in the child POM.
You can avoid hard-coding values in multiple places.
Properties speed up your Maven build.

21. If you wish to build and package your artifact using the Maven package goal but don't want to execute the unit tests, which environment variable and value would you use?

maven.test.ignore=TRUE
maven.test.run=FALSE
maven.test.skip=TRUE
maven.verify.execute=FALSE

22. For what purpose can plugins use the validate phase in the default lifecycle?

to check the parent POM file defines all of the child POM files
to carry out checks before building the project
to ensure plugins defined in the POM file are in the correct order
to check the project structure is correct after building a project

23. When building a Maven EAR project and specifying the configuration of which projects to include, what is the element in the plugin configuration that contains Enterprise Java Bean projects?

modules/webModule
modules/ejbModule
modules/enterpriseModules
modules/services

24. What is the main purpose of the install phase?

to compile the source code of the project
to install all of the remote dependencies
to deploy the final project artifacts into a remote Maven repository
to copy the final project artifacts into the local Maven repository

25. What are the phases of the clean lifecycle?

pre-clean,clean and post-clean
Compile, clean and install
clean and install
validate, clean and deploy

26. What is the default scope for Maven dependencies?

Test
Compile
Runtime
Build

27. Which build plugin allows you to create a "fat" JAR file that contains all of the dependencies in the final JAR file?

Fatjar
Shade
Dependency
Package

28. The settings.xml file that provides the user-specific settings for Maven is contained in which directory by default?

${maven.home}/${user.name}/settings.xml
${user.home}/.m2/settings.xml
${maven.home}/conf/settings.xml
${user.home}/maven/settings.xml

29. Suppose you are using Maven in a corporate environment and, to save bandwidth, you want to prevent the need for large numbers of developers to download the same dependency from the internet. What do you do to limit this?

Create an internal corporate repository to store copies of the necessary artifacts.
It is not possible to do this.
When defining the dependency, set the scope to provided.
Each developer should define the dependency in the POM file in the local copy of the project.

30. Suppose you are packaging a Maven project and see the following error: “[WARNING] Using platform encoding (Cp1252 actually) to copy filtered resources, i.e. build is platform dependent!” What do you add to your POM file to set the platform encoding to ensure your build is not platform dependent?

<project.build.sourceEncoding>
<project.build.resources>
<maven.compiler.source>
<project.compiler.encoding>

31. If you want to utilize a locally develop JAR file in another project and that JAR file has not been deployed to either the Maven central repository or your own locally sourced mirror repository, what Maven goal do you need to execute on the locally developed JAR project?

test
install
compile
package

33. What does it mean if the scope of a dependency is runtime?

The dependency is not required to compile the project, but is needed at runtime.
The dependency is needed at compile time and at runtime, and must be packaged for distribution.
The dependency is needed at compile time and at runtime, but does NOT need to be packaged for distribution.
The dependency is required for compilation.

34. If you want to utilitze a locally developed JAR file in another project and that JAR file has not been deployed to either the Maven central repository or your own locally sourced mirror repository, what Maven goal do you need to execute on the locally developed JAR project?

package
install
compile
test

35. Why might you not want to include groupId and version elements in child POM files?

If you include these elements, an error will be thrown when you try to build the project.
These elements are inherited from the parent POM file, and do not need to be repeated.
Child POM files should include definitions of only dependencies and plugins.
The values in the parent POM will be overridden by what is defined in the child POM.

36. In multimodule projects, what do child POMs inherit from the parent POM?

all of these answers
dependencies
groupId
version

37. Which structure in a settings.xml file allows for flexing properties based on some value for the runtime of Maven?

Environment
Properties
Switch
Profiles

38. What is the default packaging type for a Maven project build artifact?

WAR
JAR
EAR
POM

39. -------------- interface defines a sequence of expectations.

Sequence
States.
Expectations
Mockery

40. When performing a release using the Maven release plugin, which environment variable for batch mode is used to define the stamp placed in SCM to indicate the state of the artifact for the actual release?

tag
scmMark
developmentVersion
releaseVersion

41. These are two general uses of plugins. The first is build and the second is _

servers
dependencies
reporting
distribution management

42. What does the mvn clean command do?

It updates the version of the plugins defined in the POM file.
It removes the target directory
It removes unused dependencies in your project
It builds your project

43. What argument do you pass to Maven in order to update SNAPSHOT from the remote repository?

-U
-J
-X
-S

45. Many organizations set up local mirrors to the Maven central repository. In order to leverage your company's Maven repository as a proxy for the Maven central repository, which element should you put into the settings.xml file?

Replacements
Proxies
Mirrors
LocalRepositories

46. How can Maven profiles be triggered?

through Maven settings
by explicitly calling the profiles using the -P flag
based on environment variables
all of these answers

47. Suppose you want to include a properties file in the JAR generated by your Maven build. What directory should you put it in?

${basedir}/src/main/java/resources
${basedir}/resources
${basedir}/src/main/resources
${basedir}/src/main/properties

48. What will the mvn dependency:tree command do?

Verify the dependencies defined in the POM file.
Print out a report of your project's dependencies in a tree format.
Download all the transitive dependencies.
Prune unused dependencies from your dependency tree.

49. What environment variable can you alter to increase the memory Maven uses?

MAVEN_OPTS
M2_HOME
MAVEN_MEMORY
PATH

50. Which Maven plugin would you leverage to specify the version of the compiler to target as well as the source level of the language?

Compiler
Versions
Surefire
Target

51. What is a valid packaging type for a Maven project?

POM
EAR
WAR
all of these answers

52. When performing a build, which Maven plugin will allow you to set the specific version of the artifact to be built without manual modifying the pom.xml file?

Versions
Compiler
Surefire
Javadoc

53. Which goal would you use with the Dependency plugin to determine which included dependencies are not used, as well as those you are using that you have not defined?

dependency:tree
dependency:evaluate
dependency:analyze
dependency:properties

54. What does the mvn -version command do?

it builds your Maven project.
It print out your installed version of Maven.
It installs Maven on your computer.
It updates Maven to the latest version.

55. What directory structure contains the source code of your artifact?

src/code
src/test/java
src/main/java
src/main/resources

56. There are several properties available for use in a pom.xml file that refer to details of the project, such as groupId and version. What do all of these properties start with?

pom
maven
jar
project

57. The goal that is executed to generate and deploy a documentation website is _.

deliver
doc
site
deploy

58. When building a Maven Archetype, what is the filepath and file of the archetype descriptor that specifies how to lay out the prototype files?

src/main/resources/META-INF/maven/archetype-descriptor.xml
src/main/template/descriptor.xml
src/main/archetype/descriptor.xml
src/main/resources/META-INF/maven/maven-archetype.xml

59. When two dependencies of your Maven project introduce the same transitive dependency with different versions, which one(s) will be included in the dependency list for your project?

the dependency with the higher version
the transitive dependency version of the artifact that is closest to your project
the transitive dependency that comes from the dependency listed first in the pom.xml file
the transitive dependency that comes from the dependency listed last in the pom.xml file

60. If your machine is behind a proxy, where should you specify the proxy server settings in order for Maven to access remote resources?

.m2/proxy.txt
settings.xml
pom.xml
proxy.xml

61. How can you use Maven to run unit tests in parallel?

Specify the Maven Surefire Plugin and add a configuration that sets the parallel element to true.
It is not possible to do this.
Implement the JUnit dependency and add a configuration that sets the parallel element to true.
Move each test suite into a separate submodule.

62. When building a web application with a WAR type project, which project directory should contain the style sheet, JavaScript, and other static file?

src/main/static
src/main/webapp
src/main/web
src/main/resources

63. How do you run a single unit test in Maven?

Use the -Dtest= flag and pass in the name of the test.
Maven runs only a single unit test by default.
Use a plugin that can specify the test you want to run.
It is not possible to do this.

64. What does the following command do?

> mvn archetype:generate \

-DgroupID=sample-maven-project \

-DartifactID=com.palmer.bethan.sample \

-Dversion=1.0.0 \

-DinteractiveMode=false

It does nothing since no archetype has been specified
It generates a new Maven archetype
It cleans and installs the sample-maven-project project
It generates a new Maven project using the default Maven archetype

65. ___ contains information about the project and various configuration detail used by Maven to build the project(s).

POM
OOPS
Both Above
None of the above

66. Why will an mvn install command not deploy any artifacts to a remote repository?

Deploying artifacts to a remote repository must be done manually.
The deploy phase of the default Maven lifecycle comes after the install phase.
The name of the artifact must also be specified in the command.
The name of the remote repository must also be specified in the command.

67. ___________ method performs an action in response to an invocation.

perform(String script)
where(String name, Object value)
describeTo(Description description)
invoke(Invocation invocation)

Tags: Maven

Maven Skill Test Linkedin Question Answers

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