Automation System
Most industrial control applications:

must have the process specified correctly to be successful
can be solved using more than one method of control
can be done more reliably using solid-state methods
All of these
None of these

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Automation System
Speech recognition:

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

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Automation System
An aneroid barometer

measures pressure by sensing deflection of an evacuated chambers.
None of these
can be used to measure gas or liquid flow rates
is very unreliable
can measure only atmospheric pressure

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