is a named memory location which temporarily stores data that can change while the program is running.
A constant is a named memory location which temporarily stores data that remains the same throughout the execution of the program.
of a variable indicates what kind of value it will store.
The name of a variable is known as its
can be given a value through an
C++ recognizes eleven built-in data types
which are designated by reserved words:
Variables of different types occupy different amounts of memory space and are described as having different sizes.
** The basic C++ types that are included in the AP Computer Science subset are
bool and char.