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Interview Questions and Answers for 'Dataart' - 2 question(s) found - Order By Newest

  Q1. What is reflection ?
Anonymous
Ans. It is the process of examining / modifying the behaviour of an object at runtime.

  Sample Code for reflection

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Related Questions

  How can we test methods individually which are not visible or declared private ?
  Is It Good to use Reflection in an application ? Why ?
  Why is Reflection slower ?
 What is the use of MethodHandle ?
 How Reflection can break any design pattern ?
 Can you tell us a use case of reflection in java that you have applied ?


  Q2. What are Default Methods ?Core Java
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Ans. With Java 8, We can provide method definitions in the Interfaces that gets carried down the classes implementing that interface in case they are not overridden by the Class. Keyword "default" is used to mark the default method.

  Sample Code for interface default

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Related Questions

 Why can't we have diamond problem with interfaces ?
 Can we have a private default method ?
  If there is a conflict between Base Class Method definition and Interface Default method definition, Which definition is Picked ?
  Can we have a default method without a Body ?
  Does java allow implementation of multiple interfaces having Default methods with Same name and Signature ?
  Can we have a default method definition in the interface without specifying the keyword "default" ?
  Can a class implement two Interfaces having default method with same name and signature ?
  What If we make the method as abstract in another Interface ?
  What if we override the conflicting method in the Class ?




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