Automation System
Speech recognition:

None of these
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

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Automation System
Programmable controllers:

cannot perform functions other than relay logic
(a) and (c) above
None of these
are programmed using relay ladder logic
are widely used in many different industries

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

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

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