Automation System
The use of specialized workstations:

reduces the host computer workload and allows more users
has a high cost-performance tradeoff
None of these
reduces the host computer workload
provides limited growth potentials for 3-D

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Automation System
Speech recognition:

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

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Automation System
Relay ladder logic is used in a PC because:

All of these
None of these
it is the best industrial control language ever developed.
it is impossible to write a control program for a machine in any other logic
most industrial control personnel are familiar with relay ladder logic diagrams and this is the easiest for them to use

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