Flashcards
OOP Concepts
Flashcards do conjunto (8)
- 1MessageA message is a request for an operation
- 2Persistenceis the ability of an object to store data beyond the lifetime
- 3Class vs ObjectClass vs Object
1. A class defines ____ in terms of common characteristics and actions, while an object is the ____
2. The object is a ____, while the class is a ____ that defines all the characteristics and actions required of an object
All objects belonging to the same class have some characteristics and possible actions
3. A class is ____ of an object. It specifies the____for a particular group of objects - 4OOP AdvantageOOP Advantage
1. approach the process of analysis, design, and implementation of a problem in term of ____
2. promote ___ within an application
3. promote ____, when new applications are implemented. It ____, since reuse of object is possible. It ____ the process of design and development - 5InheritanceInheritance
- permits a class to ___ defined in one or more classes
- The most important advantage of inheritance is that it promotes ____
Example
Animal is the topmost class from which all other classes inherit. We have an intermediate layer of classes - Insects, Mammals, Reptiles, and Amphibians from the bottommost layer of classes inherit - 6PolimorphismPolimorphism
- allows an operation to have ____ on ____
- if the ____ is applied to objects that belong to ___, then it produces ____.
The fact that is is the same operation implies that it takes the same number of parameters
Polymorphism promotes ___
Example
Depending on the object on which it acts, it may display a string, a line, or picture.
there needs to be just one method for a class Shape, for example, 'Draw()'. The manner in which the 'Draw()' method is implemented for different classes and it is shared by all subclasses of the class Shape. For example, Draw method implemented for a box and that for an ellipse will be different. - 7EncapsulationEncapsulation is the process of _____ of an object from its user
- 8InheritanceInheritance
The class that inherits from another class is called a ___
A ____ is a class from which another class inherits its behaviors and attributes
Informações
- Descrição
- Coding FlashCards sobre OOP Concepts, criado por Dat Banh em 09-03-2017.
- Criado por
- Dat Banh
- Visualizações
- 0
- Avaliação