
305
Glossary: Definitions
and Conceptual Details
absolute address: is the actual address to which a variable is mapped,
which is the memory location that holds the variable’s value.
abstract class: is a class denition that is not fully implemented; one or
more class methods remain undened with the result that no
objects can be instantiated from the class.
abstract data type (ADT): is a conceptual model of form and function; a
data denition is separated into an interface and an implementa-
tion where the implementation details are hidden so that an ADT is
characterized by its utility, which is the functionality provided via its
interface. For ...