What is the difference between a digital input and an analog input?

What will be an ideal response?


The data you find about the state of I/O depends on whether it is digital, which has a
value of either 0 or 1, or analog which has a range of values based of the varied input of
the sensor or device. Often analog inputs and outputs range from 0 to 20 milliamps, 4 to
20 milliamps, or 0 to 10 volts with this scaled in the program or system to have specific
meaning

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Technician A says that biodiesel burns more cleanly with zero sulfur emissions than equivalent petroleum base diesel fuels. Technician B says that biodiesel has higher calorific value producing better fuel economy than petroleum base diesel fuel. Who is correct?  

A. Technician A only B. Technician B only C. Both A and B D. Neither A nor B

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The term kVa stands for ____.

A. kilovoltage B. kerf volt amps C. kilovolt amps D. kilovolt amplifier

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Which of the following statements regarding the relationship between managerial skills

and managers’ activities is correct?

a. Technical skills are probably most important at the level of the first-line supervisor. b. Good interpersonal skills are absolutely essential to the manager’s success. c. Diagnostic and analytic skills are extremely important to the decision-making process. d. Conceptual skills are most important to top managers. e. The mix of skills required of a manager depends on the level of management at which he or she works.

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What is the decimal equivalent of the 2's complement signed number 10110?

A) 8 B) -10 C) -5 D) 10

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