Basic features of OOPs
Illustrate the basic features of OOPs?
Expert
There are four basic features of OOPs which are as follows:
Throws clause: It is a clause in a method header pointing that one or additional exceptions will be propagated from this technique. For example: public int find(String s) throws NotFoundExc
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Reserved word: It is a word reserved for a particular purpose in Java, like: class, int, public, and so forth. These words might not be employed as ordinary identifiers.
Method result: The value returned from a method through a return statement. The kind of expression in the return statement should match the return type declared in method header.
Constructor: A constructor is automatically called whenever an instance of its class is formed. A constructor always has similar name as its class, and encompass no return type. For example: public
Aggregation: It is a relationship in which an object has one or more other subordinate objects as portion of its state. The subordinate objects usually have no self-governing existence separate from their containing object. Whenever the containing obj
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