Automation System
The use of specialized workstations:

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

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Automation System
Today, programmable controllers:

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

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Automation System
The computer graphics system called SKETCHPAD was demonstrated at

University of Aston, Birmingham, 1960
Massachusetts Institute of Technology in 1963
None of these
Cranfield Institute of Technology, London, 1962
Imperial college of Science and Technology, London, 1973

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