Automation System
Timing using a TM990 micro-computer:

None of these
require an external timer added by the user
can be handled in software
both (b) and (c)
is available on the standard CPU board

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Automation System
What is offset error?

the difference between the control setpoint value and the actual value.
All of these
None of these
the difference between the sensor input and the absolute sensed parameter.
the difference between the controller output and the setting of the manipulated variable.

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Automation System
The "walk-through" method of programming a robot involves:

None of these
All of these
moving the robot from one location to another
physically moving the robot through all the motions it is to repeat
walking through your suggested procedure with your supervisor prior to programming

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Automation System
The computer graphics system called SKETCHPAD was demonstrated at

Massachusetts Institute of Technology in 1963
None of these
Cranfield Institute of Technology, London, 1962
Imperial college of Science and Technology, London, 1973
University of Aston, Birmingham, 1960

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