Quick Answer: Why Do We Do Maven Build?

How does maven explain interviews?

Top 20 Maven Interview Questions & Answers1) Explain what is Maven.

How does it work.

2) List out what are the aspects does Maven Manages.

3) Mention the three build lifecycle of Maven?4) Explain what is POM.

5) Explain what is Maven artifact.

6) Explain what is Maven Repository.

7) Why Maven Plugins are used.

8) List out the dependency scope in Maven?More items…•.

Why pom XML is used?

It is an XML file that contains information about the project and configuration details used by Maven to build the project. … When executing a task or goal, Maven looks for the POM in the current directory. It reads the POM, gets the needed configuration information, then executes the goal.

Which is not a maven goal?

2. Which of the following is not a maven goal? Explanation: clean, package, install are maven goals. Debug is used finding and resolving of defects.

What is Maven life cycle?

Maven is based around the central concept of a build lifecycle. … There are three built-in build lifecycles: default, clean and site. The default lifecycle handles your project deployment, the clean lifecycle handles project cleaning, while the site lifecycle handles the creation of your project’s site documentation.

Why do we need maven build?

Maven provides project information (log document, dependency list, unit test reports etc.) Maven is very helpful for a project while updating central repository of JARs and other dependencies. With the help of Maven we can build any number of projects into output types like the JAR, WAR etc without doing any scripting.

What is the use of Maven build?

Maven is an automation and management tool. It is written in Java Language and used to build and manage projects written in C#, Ruby, Scala, and other languages. Maven helps the developer to create a java-based project more easily. To configure the Maven, you need to use Project Object Model, which is stored in a pom.

How does maven install work?

install:install is used to automatically install the project’s main artifact (the JAR, WAR or EAR), its POM and any attached artifacts (sources, javadoc, etc) produced by a particular project. … For additional details on the goal, please refer to the Apache Maven Install Plugin – install:install page.

What is Maven and how it works?

Maven is a popular open source build tool for enterprise Java projects, designed to take much of the hard work out of the build process. Maven uses a declarative approach, where the project structure and contents are described, rather then the task-based approach used in Ant or in traditional make files, for example.

What is a maven goal?

Maven goals represent a specific task that contributes to the building and managing of a project. Sometimes, a maven goal is not bound to a build phase. We can execute these goals through the command line.

What is GAV stands for in Maven?

Group, Artifact, Version coordinateMaven coordinates use the following values: groupId, artifactId, version, and packaging. This set of coordinates is often referred to as a GAV coordinate, which is short for Group, Artifact, Version coordinate. The GAV coordinate standard is the foundation for Maven’s ability to manage dependencies.

What are the Maven commands?

Maven Commandsmvn clean. This command cleans the maven project by deleting the target directory. … mvn compiler:compile. This command compiles the java source classes of the maven project. … mvn compiler:testCompile. … mvn package. … mvn install. … mvn deploy. … mvn validate. … mvn dependency:tree.More items…

Is maven like NPM?

Maven is the most popular build and dependency resolution tool for Java, just like NPM is for JS. But it’s not just the same tool for a different language. … In Maven there’s a clear separation between sources and binaries, while they are often the same thing in JS world.

How do I skip test cases in Maven?

To skip running the tests for a particular project, set the skipTests property to true. You can also skip the tests via the command line by executing the following command: mvn install -DskipTests.

How do I run a maven goal?

From the main menu, select Run | Edit Configurations to open the run/debug configuration for your project. In the list that opens, select Run Maven Goal. In the Select Maven Goal dialog, specify a project and a goal that you want to execute before launching the project. Click OK.

How do I know if Maven is installed?

Once Maven is installed, you can check the version by running mvn -v from the command-line. If Maven has been installed, you should see something resembling the following output. If you see this output, you know that Maven is available and ready to be used.