Ó 2002 Prentice Hall                                                                     2
The Three Faces of Basic
1.Early BASIC - The program with numbered lines. Statements are executed in numerical order unless control is transferred to another statement with a GoTo statement.
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•2. Structured BASIC - The modular program with many structured programming features.  The main program has been reduced to a handful of statements at the top of the listing.  These statements display the overall logic of the program.  As it is running, the main program uses Call statements to transfer control to each subprogram.
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•3. Visual BASIC- A modern programming environment that includes many of the ideas and tools of object-oriented programming.