Manufacturing Process Questions

Q.  Which of the following options is correct for the control unit and panel of NC (Numerical Control) and CNC (Computer Numerical Control) machine tools?

a. The control unit of NC machine tool works in ON-line mode and the control unit of CNC machine tool works in batch processing mode
b. The control unit of NC machine tool works in batch processing mode and the control unit of CNC machine tool works in ON-line mode
c. The control units of both NC and CNC machines work in ON-line mode
d. The control units of both NC and CNC machines work in batch processing mode


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