Reading-notes

Object:

• It is a basic unit of Object-Oriented Programming and represents the real life entities.the object is an instance of a class and have state and behavior.

• Once the source code of the object is written, threatening copies can be made of it.
• Details remain hidden from what goes on inside the operations Ease of detecting and correcting errors

Classes:

A class is a blueprint or prototype we can create objects from it. It represents a set of properties or methods that are common to all objects of one type.

What Is Inheritance?

• Inheritance can be defined as the process where one class acquires the properties (methods and fields) of another. With the use of inheritance the information is made manageable in a hierarchical order.

What Is an Interface?

• An interface is a device or a system that unrelated entities use to interact.

What Is a Package?

package is a namespace that organizes a set of related classes and interfaces.