key term - Mutable Object

Definition

A mutable object is an object whose state can be modified after it is created. In other words, you can change the values of its attributes or properties.

Related terms

Immutable Object: An immutable object is the opposite of a mutable object. Once an immutable object is created, its state cannot be changed.

Attribute: An attribute refers to a characteristic or property of an object. It represents the data associated with the object.

Method:

A method is a set of instructions that defines what actions an object can perform. It represents the behavior of an object.