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Abstract classes


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explanation to abstract classes in java

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Abstract classes

  1. 1. Abstract Classes ● An abstract class is a class that is declared abstract. ● It may or may not include abstract methods. ● Abstract classes cannot be instantiated, but they can be subclassed. Syntax: abstract class <class-name>{}
  2. 2. Types of abstraction ● Data abstraction Abstracting the data members in the abstract class ● Control abstraction Abstracting the functions that performs the operation.
  3. 3. Sample code for abstract classes
  4. 4. Sample output