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6. Modular Programming: Keeping things s... > Head First Health Club is upgrading ...

Head First Health Club is upgrading some systems

Head First Health Club has a new CEO, and he loves new technology. He was shocked when he saw how old the sales systems were.

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A point-of-sale (POS) system is just a computer program that works like a cash register. The boss doesn’t want to replace all of the cash registers immediately. He wants to begin with a trial system in the coffee bar.

Note

It would be nice if the systems you produce were modular in design. You’ll get to that AFTER you’ve spent some time understanding what’s required.

Let’s see what the coffee bar POS needs to do.


  

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