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|Core Java - Interview Questions and Answers for 'Public constructor' - 1 question(s) found - Order By Newest|
|Ans. Yes, an abstract class can have a constructor in Java.|
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|Differences between abstract class and interface ?|
|Difference between Abstract and Concrete Class ?|
|If an Abstract class has only abstract methods, What's the difference between such a class and an interface ?|
|What are the design considerations while making a choice between using interface and abstract class ?|
|How is Abstraction implemented in Java ?|
|Difference between Base Class, Derived Class , Abstract Class and Concrete Class ?|
|What is an abstract class ?|
|Shall we use abstract classes or Interfaces in Policy / Strategy Design Pattern ?|
|Will this code Work ? If not , Why ?|
|Is java.util.Date an abstract Class ? Is java.util.Calendar an abstract Class ?|