AP Computer Science - 05
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14 terms
Terms | Definitions |
|---|---|
 accessor | A method used to examine an attribute of an object without changing it. |
| actual parameter | A variable or expression contained in a method call and passed to that method. See also "formal parameter". |
| behavior | The set of actions that a class of objects supports. |
| constructor | A method that is run when an object is instantiated, usually to initialize that object's instance variables. |
| encapsulation | The process of hiding and restricting access to the implementation details of a data structure. |
| formal parameter | A name, introduced in a method definition, that is replaced by an actual parameter when the method is called. |
| helper method | A method used within the implementation of a class but not used by clients of that class. |
| identity | The property of an object that it is the same thing at different points in time, even though the values of its attributes might change. |
| instantiation | The process of creating a new object or instance of a class. |
| lifetime | The time during which a data object or method call exists. |
| mutator | A method used to change the value of an attribute of an object. |
| scope | The largest block in which the identifier is available. |
| state | The set of all the values of the variables of a program at any point during its execution. |
| visibility modifier | A symbol (public, protected, or private) that specifies the kind of access that clients have to a server's data and methods. |
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