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

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

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Automation System
The program execution time:

None of these
must be slower than the fastest mechanical operation that is to be controlled
will vary depending on the language used
cannot be changed once the program is written
All of these

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