Automation System
The new industrial revolution has been caused by:

demand for higher wages
social unrest
advances in electronics
None of these
the Vietnam War

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Automation System
A process controller:

is useful in a continuous process control application
All of these
can interface to digital and analog I/O
can solve a PID process control equation easily
None of these

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Automation System
What is proportional control?

All of these
None of these
It has a discrete output for each error value
The gain is independent of offset error.
The controller output varies continuously over a range

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Automation System
The program execution time:

All of these
cannot be changed once the program is written
must be slower than the fastest mechanical operation that is to be controlled
None of these
will vary depending on the language used

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