Automation System
An operating system:

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

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Automation System
What is the process lag?

The time it takes for the mass of the process to respond to an input change.
The lag in the error signal when the setpoint is changed.
All of these
The time it takes for the sensor to respond to a changed.
None of these

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Automation System
Resolution in a CRT refers to:

None of these
the number of pixels in each square centimeter
the speed at which the monitor can accept data from the computer
the number of addressable elements on the tube
the number of phosphor dots that react when hit by the electron beam

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Automation System
A dc servo motor:

can provide precise position control
All of these
uses a variable dc voltage for speed control
None of these
uses a tachometer for speed feedback

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