However, it is up to the user to specify, or program , the length of time, the power level, possibly a continuation at a different power level, and perhaps a temperature probe. And the jokes about programming VCRs are unending. A computer, unlike washing machines, microwave ovens, and VCRs, is a general purpose device. It is not pre-programmed to take any specific action other than to initialize itself when you turn it on. Although it is always necessary to tell the computer what to do, there are many ways available to do this.
Some methods are long and involved, but others are quite simple and direct.
For an overview of a wide range of available programming methods, go on to the next page. Return to Computers Page Go to Programming Basics Back to the Play-Hookey main page .