AP Computer Science - 05

14 terms by shjlee 

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Vocabulary from Fundamentals of Java by Lambert and Osborne.

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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