Automation System
When a computer fetches an instruction, the binary code representing the instruction appears on the:

output data bus
I/O address bus
input data bus
None of these
memory data bus

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Automation System
Vision sensors:

will remain very costly
will more closely match the capabilities of the human eye
All of these
None of these
can not improve much in the next decade

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Automation System
Digital signals:

None of these
have a sinusoidal shape.
are assigned values of 1 or 0 depending on the voltage level
can have three possible levels
have a frequency measured in units of hertz

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