Automation System
The SKETCHPAD system

is used for interactive Graphics
is expensive because it is sophisticated and make demands on the power and resources of the computer.
consisted of an cathode-ray oscilloscope driven by a Lincoln Tx2 computer where by graphical information was displayed on the screen.
All of these
None of these

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Automation System
Time proportioning control:

can be used on a PM550 programmable process controller
a and b above.
is less efficient than normal PID control
None of these
cannot use a TM990 micro¬computer

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Automation System
Vision sensors:

can not improve much in the next decade
will more closely match the capabilities of the human eye
None of these
All of these
will remain very costly

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