Automation System
A common data base is one requisite for converting CAD and CAM to CIM. Another is that:

there should be a common 3-D part description system.
the system must make provision for new techniques.
None of these
technical assistance must be provided to the user.
the user must have access to both hardware and software

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Automation System
Stepping motors:

do not require commutators
can run at varying speeds
can run both clockwise and counterclockwise
All of these
can be built to index different amounts by changing the pole configuration

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Automation System
An operating system:

provides ability for other programmers to understand the software structure
None of these
can help reduce software development time
All of these
is useless in most control applications

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Automation System
Speech recognition:

is already widely used in industrial controls
None of these
will be used in more applications as the technology matures.
All of these
will never be used in industrial controls

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