Automation System
One advantage of a PC in industrial control is that it:

is very difficult for the inexperienced programmer to understand
None of these
has a reliable long life compared to relay logic
All of these
is unreliable because there are no moving parts

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Automation System
Straight-line operations:

All of these
None of these
can include diagonal cuts if they aren't curved
must be limited to two per workpiece
must be parallel to one of the axes of the coordinate system

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Automation System
Resolution in a CRT refers to:

the number of phosphor dots that react when hit by the electron beam
the number of pixels in each square centimeter
None of these
the number of addressable elements on the tube
the speed at which the monitor can accept data from the computer

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Automation System
Microcomputer-based control sys-tems

will tend to increase in cost.
will have more standard industrial application software available in the future.
will just keep their present capability
All of these
None of these

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