Automation System
A flip-flop:

None of these
is a sequential logic device
remembers what was previously stored in it
is a combinational logic device
(a) and (c)

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Automation System
Sensors:

are not important in automation
will be much smarter and more sophisticated in the future
are easily developed
None of these
probably will not improve over the next decade

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Automation System
How is the integral mode implemented on a digital controller?

the error is divided into discrete amounts
the error signal is summed over a discrete time interval and accumulated by the controller
All of these
the digital controller cannot handle integral mode
None of these

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Automation System
Microcomputer-based control sys-tems

will just keep their present capability
will tend to increase in cost.
All of these
None of these
will have more standard industrial application software available in the future.

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Automation System
In raster-scan colour monitors, colour can be intensified by:

None of these
grouping the phosphor dots in a circular pattern
having each electron gun controlled by separate signal
using an in-line gun arrangement with a solid metal mesh
having each electron gun controlled by a composite signal

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