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
Today, programmable controllers:

All of these
can be cost effective even when replacing just a few relays
are relatively low cost compared with the original digital equipment available for industrial control
None of these
are more powerful then the first controllers on the market

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