Fundamentals of programming

Fundamentals of programming

1. Classs an extensible program-code-template for creating objects

2. attribute is a specification that defines a property of an object, element, or file

3. Method is a procedure associated with a message and an object

4. object can be a variable, a data structure, or a function or a method, and as such, is a location in memory having a value and possibly referenced by an identifier.

5. After aggregation or composition, the most commonly used mechanism to achieve some of the most prized goals in software development such as reuse and extensibility.

6. polymorphism is the provision of a single interface to entities of different types.

7. Encapsulation aims to concentrate the characteristics and behavior of an object in one place, that is, in a class.

8. event: they Enable a class or object to notify other classes or objects.

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