Explain what the circuit of Figure P14.11 does and how it works. (Hint: This circuit is called a 2-bit synchronous binary up-down counter.)
Analysis:
The basic operation of the circuit is to count up when X = 0, and to count down when X = 1.
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Overproduction causes waste by:
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The federal agency regulating stormwater discharge on construction sites is the _____.
a. National Institutes of Health b. Occupational Safety and Health Administration c. Environmental Protection Agency d. National Oceanic and Atmospheric Administration