Automation System
A continuous process is:

self-contained in that raw materials enter the process and an identifiable products exits the process.
one that never shuts down
used only with analog controllers.
None of these
used only for simple tasks

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Automation System
What is the process lag?

The time it takes for the mass of the process to respond to an input change.
None of these
The lag in the error signal when the setpoint is changed.
All of these
The time it takes for the sensor to respond to a changed.

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Automation System
What is proportional control?

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

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Automation System
The SKETCHPAD system

None of these
is used for interactive Graphics
consisted of an cathode-ray oscilloscope driven by a Lincoln Tx2 computer where by graphical information was displayed on the screen.
All of these
is expensive because it is sophisticated and make demands on the power and resources of the computer.

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