What is core Java object?

Java Object. Object is an instance of a class while class is a blueprint of an object. An object represents the class and consists of properties and behavior. Properties refer to the fields declared with in class and behavior represents to the methods available in the class.

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What are the attributes of the object?

An object characteristic that is always present and occupies storage, even if the attribute does not have a value . In this respect, an attribute is similar to a field in a fixed-length data structure. A distinguishing feature of attributes is that each attribute has its own methods for setting and getting its value.

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