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Q. |
With reference to NC machines, which of the following statements is wrong |
A. | Both closed-loop and open-loop control systems are used |
B. | Paper tapes, floppy tapes and cassettes are used for data storage |
C. | Digitizers may be used as interactive input devices |
D. | Post processor is an item of hardware |
Answer» C. Digitizers may be used as interactive input devices |
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