QUESTION 1:
Do you imagine that a variable can change its value?
revised 9/26/98, 7/27/99, 01/17/00, 04/23/00, 02/11/04, 01/10/06
In all but the smallest program, an executing program is constantly working with values. These values are kept in little sections of main memory called variables.
Do you imagine that a variable can change its value?