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

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

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Automation System
What is proportional control?

The controller output varies continuously over a range
The gain is independent of offset error.
It has a discrete output for each error value
All of these
None of these

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Automation System
High-level languages:

are very difficult to use
are "procedure-oriented"
require knowledge of the computer design
None of these
cannot be used with automatic systems.

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