Gradle Interview Questions and Answers

Q1 : What Is The Latest Version Of Gradle Available In The Market?
A : The available latest version for the Gradle automation system is 3.5 which has been released in the year 2017 with faster functions.

Q2 : What are the benefits of using Gradle:
A : The concept of Gradle is all about the blend of Maven and Ant which takes the best from the frameworks. It offers better flexibility from the tool of Ant and also the conversion over the configuration management dependency and Maven plug-ins. It also offers the best support for the different built up project. It is considered to be the best management of library and is completely configuration with flexible timing for better outcome. It allows you to publish and even attach the project for the self-content library with best possible assets and resources.

Q3 : Who uses Gradle?
A : Gradle act as a modern and sophisticated tool like another popular Maven tool which has its own dynamic quality and various usages in many programming languages this includes:
1. Spock
2. Groovy
3. Canoo
4. Gant
5. Hibernate
6. Grails
7. Spring Integration
8. FCC
9. Griffon

Q4 : Advantages of using Gradle?
A : 1. Gradle combines both Ant and Maven taking the best from both of these frameworks flexibility from Ant tool and convention over configuration dependency management and plugins from Maven.
2. Gradle Provides support from all the project builts.
3. Better library management.
4. It let you publish or attached to your project a self-content library with all its resources, assets, and even more manifest entry.
5. It is highly configurable and flexible at the same time.

Q5 : What is Gradle?
A : Gradle is the built system that was introduced with android studio back in 2013 and essentially its main job is to take your source code and resources and everything else that is associated with your project into APK file Gradle has a concept called Tasks which are different to Ant Task. Gradle has a proper programming language instead of HTML configuration file and the language is called ‘Groovy’. The built scripts in Gradle is code in a first-class programming language, so anything related to program code can be easily done in the Gradle built. So, the Gradle scripts are the regular programs but they didn’t use Java as writing the scripts instead they opted for another language called Groovy. Therefore, Gradle’s written scripts have used a programming language which is termed as Groovy and besides it has a directed acyclic graph to determine the order of the task.

Q6 : Know file name which is built by the Gradle?
A : The file name which is built by the Gradle is build.gradle.

Q7 : What is Gradle Wrapper?
A : Gradle Wrappers helps you to run Gradle without having been installs and it downloads the required Gradle versions. This downloaded Gradle version is specific only to this particular project. The key features of Gradle Wrapper are:
1. Ideal for use in Continuous Integration Servers and Version Control System
2. Wrapper scripts download the required Gradle version
3. Configure wrapper by means of Wrapper Task

Q8 : Explain the Concept of Gradle Framework:
A : It is one type of an open-source build system which specifically creates depending on the Apache Ant concept and also introduces the domain-specific language which Groovy Based.  Instead of the XML form which is used with Apache Maven, a declaration on the project configuration is done.

Q9 : Which language needs to be used for creating the Plugin?
A : To create the plug-in in JVM language is advised. However, you are also advised to try it out making in the language of your choice depending on the requirement for creating the plug-ins of the Gradle.

Q10 : Explain in detail about the Dependency Management present in Gradle
A : This type of solution includes the dependences of the program. It operates in such a way that projects are built up besides; Gradle also works in a specific path because of which there is a new type of syntax. It is also called as the dependencies. Besides, the main function of Gradle is to make sure the path way is known so that it can construct and run the project to find it in a right manner. The Gradle focuses on determining the project dependency and ensure that the emphasize in the creating the tool is well maintained.

Q11 : What is Gradle Motto?
A : The Gradle tool has chosen an idealistic slogan which makes the user believe in a composite framework and the quote says “Make the impossible possible, make the possible easy, and make the easy elegant”.

Q12 : Can you explain the right way of using the Kotlin For Gradle?
A : There is not specifically a way to actually use the Kotlin For Gradle however, JetBrains comes behind the IDEA and is also said to be the best possible solution which also works as the inventor and drives the force behind Kotlin. It strives hard to offer the best Kotlin support for the Eclipse. Besides, the Gradle also helps to build the Eclipse logic that will improvise the Kotlin after interacting the Eclipse Kotlin support.

Q13 : Why use Gradle instead of Ant and Maven?
A : Both Ant and Maven work perfectly as a tool and both have more or less similar features and traits. Ant is obliviously a flexible usage tool and Maven is known for its dependency efficiency management. But the unique features of Gradle tool make it gloriously significant than any other popular tool as it works remarkably on various multi-projects with hassle-free functions. Thus, Gradle has both the key features of both Ant and Maven.

Q14 : What is Groovy in Gradle?
A : The core programming language of Gradle is written in the form a script and this script is known by the terminology as ‘Groovy’. Groovy has some interesting features to be noted down firstly, it runs on the Java Virtual Machine (JVM) so that means it can interoperate with Java really well. Secondly, you don’t need to learn Groovy in order to write a build scripting Gradle book. Thirdly, its backward can be compatible with Java. The Groovy code is lots smaller and easier to write and read than the Java code. Groovy is the language that underlies the Gradle. Groovy is a JVM language so it compiles down the JVM bytecode and besides it is not exactly a Java but it acts like a Java with a whole bunch of its stuff and it is particularly a dynamic language like Ruby and Python.

Q15 : Why Gradle is more preferred compared to another build framework?
A : Gradle script is written using groovy that has syntax similar to Java, so easy to understand. Besides, it also offers support for multi-project builds.

Q16 : Explain in brief about the Dependency Configuration?
A : There is a set of dependency which is also termed as the configuration dependency. It comprises of the external dependency which you need to install well and make sure the downloading is done from the web. There are some key features of this configuration which are:

1. Compilation: The project which you would be starting and working on the first needs to be well compiled and ensure that it is maintained in the good condition.
2. Runtime: It is the desired time which is required to get the work dependency in the form of collection.
3. Test Compile: The dependencies check source requires the collection to be made for running the project.
4. Test runtime: This is the final process which needs the checking to be done for running the test that is in a default manner considered to be the mode of runtime.

Q17 : What are the advanced features of Gradle?
A : 1. The Gradle tool work as task rules and dynamic tasks.
2. It highly based n dependency build script.
3. It also comprises of Gradle Daemon which works as a background built server.

Q18 : What is Gradle Running a Build?
A : One of the unique features of Gradle is that it works on multiple projects or tasks at the same given time with hassle-free working performance. It generally used a command line to carry out the works of build script. Therefore, it can easily execute multiple task-based works at a time from a single build file. This whole process act as a conjunction where one projects added or linked with one after the other.

Q19 : What is Gradle Java Plugin?
A : It is determined that all the useful features that you need for any particular build like compiling Java code or creating documentation etc are added by means of Plugin. The Plugin extends the features of Gradle and you can customize it for each of your builds. The Java plugin basically adds Java compilation along with testing and bundling capabilities to the project. It is introduced in the way of a SourceSet which act as a group of source files compiled and executed together. Plugins, can, therefore, add new tasks; can create new domino and etc.

Q20 : Know the Daemon present in Gradle 3.0?

A :

  1. The best part of Daemon is it has good UX
  2. It is quite sturdy and said to be pretty much powerful
  3. It is aware of the resource
  4. It is well integrated with the Gradle Build scans
  5. It has been default enabled

Q21 : Explain the concept of Gradle Motto?
A : There is a Gradle tool which helps you in choosing the right type of slogan. With this, you can convince the user to utilize the opposite framework. Besides, there is also a quote that says that making the impossible is always possible and making the possible is a lot more easy and elegant.

Q22 : What is Gradle Build a JAVA Project?
A : One can easily build or construct Java Project by using this modern tool named Gradle build file. The first essential part needed to be considered is that the needs to add Java Plugin to the Gradle build script as its main objective is to compile generate Javadoc, run tests, Java-based code, and to create a JAR record. It is only possible if the format build.gradle file is rightfully used during the whole process.

Q23 : What is Gradle Deployment?
A : The build artifacts repositories can be deployed by the Gradle tool in many ways it can easily change from Gradle to Maven by using the Maven-Publish Plugin.

Q24 : How to Install Gradle on Eclipse?
A : Step 1:

Open Eclipse
Step 2:
Click on Help menu on the toolbar & install new software
Step 3:
Click add
Step 4:
Insert name with anything
Step 5:
Click OK and check all the checkbox
Step 6:
Click on finish button

Q25 : What is Gradle Build Life Cycle?
A : The Gradle Build phases consist of three major steps without which the Build Life Cycle will be failed to use this includes initialization phase, configuration phase, and execution phase. The initialization phase is where the project layer or objects are organized and on the other hand, the configuration phase is where all the tasks are available for the current build are found out and you create a dependency graph. The execution phase is one where the end tasks are executed.
Some Key Features:
1. It can receive notifications during lifecycle
2. Settings.gradle file determines type of build

 

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