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
There are several procedures you can implement to provide maximum security. The most important of these is:

None of these
run regular simulated tests using TARP (testing of Applications Recovery Planes)
do not allow unbonded service people to work on your equipment
Verify the reputation of the people installing your system
do not leave training manuals unsecured

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