Automation System
Speech recognition:

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

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Automation System
Time proportioning control:

cannot use a TM990 micro¬computer
None of these
is less efficient than normal PID control
can be used on a PM550 programmable process controller
a and b above.

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Automation System
Today, programmable controllers:

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

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