Search Interview Questions
| More than 3000 questions in repository.|
There are more than 900 unanswered questions.
Click here and help us by providing the answer.
Have a video suggestion.
Click Correct / Improve and please let us know.
|Interview Questions and Answers|
|Ans. Such a class still can have member elements which can be inherited and hence facilitate code reuse. Moreover Abstract class can have non final static elements whereas interfaces are only allowed to have static final elements.|
|Help us improve. Please let us know the company, where you were asked this question :|
|Like Discuss Correct / Improve  abstract class   interfaces Asked in 2 Companies Basic|
|Differences between abstract class and interface ?|
|Difference between Abstract and Concrete Class ?|
|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 ?|