Automation System
The SKETCHPAD system

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

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Automation System
The main function(s) of computer in CAD is/are

None of these
To relieve the designer from routine repetitious tasks.
All of these
To serve as an extension to the memory of the designer
To enhance the analytical and logical power of the designer

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Automation System
A process controller:

None of these
can solve a PID process control equation easily
All of these
is useful in a continuous process control application
can interface to digital and analog I/O

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