What isan abstract class and when do you use it?
An abstract class allows you to create functionality that subclasses can implement or override. An interface only allows you to define functionality, not implement it. And whereas a class can extend only one abstract class, it can take advantage of multiple interfaces.
| Is This Answer Correct ? | 0 Yes | 0 No |
What are controls and their different types in awt?
I need to know about complete topic in java's collections i with an examples
What is the difference between set and list?
Can singleton class be inherited in java?
What is finalize() function in java?
What happens if an exception is not handled in a program?
What is a reflection package?
What is a treeset class?
Can a class be subclass of itself?
What is a finally block? Is there a case when finally will not execute?
Where is java located?
What is classname class in java?