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Core java - Interview Questions and Answers for 'Pegasystems' - 2 question(s) found - Order By Newest | ||||
Very Frequently asked to fresh graduates and less experienced. Favorite question in Walk in drives. Frequently asked in Indian Services companies. | ||||
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Ans. Overloading - Similar Signature but different definition , like function overloading. Overriding - Overriding the Definition of base class in the derived class. | ||||
Sample Code for overloading Sample Code for overriding | ||||
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Like Discuss Correct / Improve  java   oops   overloading   overriding   oops concepts   basic interview question   overloading vs overriding Asked in 86 Companies basic   frequent | ||||
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Related Questions | ||||
What are the difference between composition and inheritance in Java? | ||||
Explain OOPs or Explain OOPs Principles or Explain OOPs Concepts or Explain OOPs features or Tell me something about OOPs | ||||
What is the difference between Encapsulation and Abstraction? | ||||
What are points to consider in terms of access modifier when we are overriding any method? | ||||
What is Polymorphism in Java ? | ||||
Can you give a real world example of Encapsulation and Abstraction ? | ||||
Why every object constructor automatically call super() in Object before its own constructors? | ||||
How compiler handles the exceptions in overriding ? | ||||
Difference between Composition and Inheritance ? | ||||
Frequently asked at HCL Technologies ( Based on 3 feedback ) | ||||
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Ans. Checked exceptions are the exceptions for which compiler throws an errors if they are not checked whereas unchecked exceptions are caught during run time only and hence can't be checked. | ||||
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Like Discuss Correct / Improve  java   exceptions   checked exceptions   unchecked exceptions   exception handling   checked vs unchecked exceptions Asked in 39 Companies basic   frequent | ||||
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Related Questions | ||||
Checked exception needs to be ... | ||||
Give an Example of checked and unchecked exception ? | ||||