Automation System
An operating system:

provides ability for other programmers to understand the software structure
None of these
All of these
is useless in most control applications
can help reduce software development time

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Automation System
Trend analysis:

None of these
is a brand new concept
is used only in financial planning
requires a very expensive system to implement
can improve control system response

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Automation System
An encoder:

can have only four keys
None of these
converts an input to a binary number
is used to send telegraph signals
converts a binary number to a decimal number.

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

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

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