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

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

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Automation System
Straight-line operations:

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

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