Automation System
D/A (digital to analog) conversion:

must be fed through a filter to reproduce the original signal accurately
both (b) and (c)
results in a binary code as the final output
has to be sampled at 1/2 the highest input frequency
None of these

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Automation System
Resolution in a CRT refers to:

the number of phosphor dots that react when hit by the electron beam
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
None of these

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