Automation System
The term used to represent the recycling of unused memory is:

garbage collection
direct memory access
diagnostic routine
None of these
memory dump

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

None of these
having each electron gun controlled by a composite signal
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

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