Build Tool:
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Maven/Ant/Gradle

Maven:
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 -Software Project Management or Build management tool for frameworks

1.Central repository to get dependencies
2.Maintaining common structure across the organizations 
3.Flexibility in intergration with CI tools
4.Plugins for Test Framework executions

steps:
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1.Download the Apache maven zip file

2.Config the JAVA_HOME and MAVEN_HOME in the env variable:
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user variables:
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JAVA_HOME
MAVEN_HOME

System variables:
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Path

3.Verify Maven and java configurred correctely:
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cmd--->
java:
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java -version
maven:
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mvn -version

4.Add the maven plugin in eclipse
5.Create maven project in eclipse