Automation System
The electronic component that has been the key to recent developments in automation is the:

integrated circuit
improved vacuum tube
transistor
diode
None of these

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Automation System
What is offset error?

All of these
the difference between the control setpoint value and the actual value.
the difference between the sensor input and the absolute sensed parameter.
the difference between the controller output and the setting of the manipulated variable.
None of these

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Automation System
Speech recognition:

None of these
All of these
will never be used in industrial controls
will be used in more applications as the technology matures.
is already widely used in industrial controls

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