An object is an instance derived from the structure of a class. A reference is just a variable that points to the location of the object in memory. … A reference has no real meaning and its behavior is the same as that of a name of a person. What is the difference between object permanence and representational thought? how does socialization help a child acquire a cultural identity?.

What is difference between reference and object in Java?

What is difference between references and objects in java? A reference is an entity which provides a way to access object of its type. An object is an entity which provides a way to access the members of it’s class or type. Generally, You can’t access an object without a reference to it.

What do you mean by object reference variable in Java?

A variable that holds reference of an object is called a reference variable . Variable is a name that is used to hold a value of any type during program execution. … For example, If we create a variable to hold a String object, then it is called reference variable because String is a class. See an example.