Whenever a class A uses another class or interface B, then A depends on B . A cannot carry out it’s work without B, and A cannot be reused without also reusing B. In such a situation the class A is called the “dependant” and the class or interface B is called the “dependency”.26 May 2014
Read moreWhat is generalization Oops?
Generalization is the process of taking out common properties and functionalities from two or more classes and combining them together into another class which acts as the parent class of those classes or what we may say the generalized class of those specialized classes. All the subclasses are a type of superclass.
Read moreWhat is difference between dependency and association?
An association almost always implies that one object has the other object as a field/property/attribute (terminology differs). A dependency typically (but not always) implies that an object accepts another object as a method parameter, instantiates, or uses another object.
Read moreIS-A relationship in OOP example?
In OOP, IS-A relationship is completely inheritance . This means, that the child class is a type of parent class. For example, an apple is a fruit. So you will extend fruit to get apple.
Read moreWhat IS-A relationship in programming?
In knowledge representation, object-oriented programming and design (see object-oriented program architecture), is-a (is_a or is a) is a subsumption relationship between abstractions (e.g. types, classes), wherein one class A is a subclass of another class B (and so B is a superclass of A) .
Read moreIS-A relationship in OOP Java?
An IS-A relationship is inheritance. The classes which inherit are known as sub classes or child classes. On the other hand, HAS-A relationship is composition. In OOP, IS-A relationship is completely inheritance .
Read moreWhat is aggregation in OOP Python?
When an object can access another object then that relationship is called aggregation. Objects can exist independently in this relationship. We can define it in a more concise way, aggregation is when an object of one class can own or access the object of another class .
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