Automation System
Productivity is defined as:

number of items manufactured per day
output per man-hour of labour
cost per day
cost per unit
None of these

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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 user must have access to both hardware and software
None of these
technical assistance must be provided to the user.
the system must make provision for new techniques.

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Automation System
Today, programmable controllers:

can be cost effective even when replacing just a few relays
are more powerful then the first controllers on the market
All of these
are relatively low cost compared with the original digital equipment available for industrial control
None of these

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