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

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

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Automation System
Pressure sensors:

All of these
None of these
use capacitive variations to sense pressure
use the piezoresistive effect in strain gauge sensors
use an aneroid chamber with a variable resistance output

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Automation System
The program counter:

None of these
decides which program to run
contains the address of the next instruction to be executed
counts the number of instructions that have been executed
is where arithmetic is done in a computer.

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