Automation System
When of the following produces the best quality graphics reproduction?

Plotters
Ink jet printers
None of these
Dot metric printers
Laser printers

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Automation System
What is the difference between integral and derivative control?

All of these
derivative control responds to a change in the rate of change in the error signal
None of these
derivative control does not eliminate offset error
integral control has slower response to an error signal.

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Automation System
Digital signals:

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

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