Automation System
The insect type robot Attila is a more competent version of the robot Genghis an weights 1.7 kg. What is the number of microprocessors carried by its body?

33
15
10
15
None of these

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Automation System
Digital signals:

have a sinusoidal shape.
are assigned values of 1 or 0 depending on the voltage level
have a frequency measured in units of hertz
None of these
can have three possible levels

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

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

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