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

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

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Automation System
A semi-continuous operation means:

None of these
a computer is a required part of the machine
each operation in a sequence is continuous, but subsequent operations in the sequence may be different.
coffee breaks are allowed for the operator
the operation is continuous each shift, but stops between shifts

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Automation System
Speech recognition:

will never be used in industrial controls
None of these
will be used in more applications as the technology matures.
All of these
is already widely used in industrial controls

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