Automation System
Operator interaction directly with the CRT is accomplished via:

a stylus
vector scanning
a touch terminal
a digitizing tablet
None of these

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Automation System
Sensors:

are not important in automation
None of these
probably will not improve over the next decade
will be much smarter and more sophisticated in the future
are easily developed

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Automation System
What is proportional control?

None of these
It has a discrete output for each error value
The gain is independent of offset error.
The controller output varies continuously over a range
All of these

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