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Interview Questions and Answers for 'Donlen' - 2 question(s) found
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Very Frequently asked to fresh graduates and less experienced. Favorite question in Walk in drives. Frequently asked in Indian Services companies.
Q1.
Difference between Overloading and Overriding ?
Core Java
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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 java   oops   overloading   overriding   oops concepts   basic interview question   overloading vs overriding
Asked in 86 Companies
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Try 1 Question(s) Test
Which of the following can be overridden ?
final instance methods
final static methods
non final instance methods
non final static methods
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Q2.
What is reflection ?
Ans. It is the process of examining / modifying the behaviour of an object at runtime.
Sample Code for reflection
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 java   reflection   reflection api   ebay   mindtree
Asked in 29 Companies
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How can we test methods individually which are not visible or declared private ?
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Can you tell us a use case of reflection in java that you have applied ?
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