Automation System
The method of solid modeling that defines the topology of faces, edges, and vertics, as well as data that defines the surface in which each face lies is called:

boundary representation
isometric
None of these
layering
constructive solid geometry

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Automation System
A sequence controller:

is no longer in widespread use
None of these
performs on/off control functions in relation to time.
is a mechanical only controller
is difficult to program

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

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

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Automation System
How is the integral mode implemented on a digital controller?

All of these
None of these
the digital controller cannot handle integral mode
the error signal is summed over a discrete time interval and accumulated by the controller
the error is divided into discrete amounts

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Automation System
Digital signals:

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

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