Automation System
The main activity(ies) of Designer in CAD is/are:

None of these
All of these
Control of the design process in information distribution.
Organisation of design information
Application of creativity, ingenuity, and experience.

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Automation System
Direct Numerical Control means:

using several computers to control one large machine
None of these
eliminating computers from the manufacturing process
complete elimination of a need for a human operator.
using one computer to control several machines

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