Automation System
The real "brain" of an artificial intelligence system is referred to as:

None of these
natural language interfaces
recursive technology
bubble memory
the expert system

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Automation System
If the transient response of a system is overdamped:

the value of the output exceeds the value of the input at times during the transient period.
None of these
the value of the output never exceeds the value of the input during the transient period.
the value of the output never stabilizes.
All of these

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Automation System
Digital signals:

have a frequency measured in units of hertz
None of these
have a sinusoidal shape.
can have three possible levels
are assigned values of 1 or 0 depending on the voltage level

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