A parallel-in, serial-out shift register is loaded initially with 1100. What will the register contain after two clock pulses if the serial input is LOW?
A) 0001 B) 0000 C) 0011 D) 1110
C
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At a time when the outdoor temperature is at or near design temperature, heating or cooling equipment sized to the design parameters should _____.
a. cycle on and off frequently b. be shut down for protection c. run almost constantly d. run longer at night than during the day
Which of the following is not part of the operating sequence of a natural-draft furnace?
a. The draft inducer starts on a call for heat. b. The controls prove that the pilot is lit. c. The gas valve energizes and opens. d. The fan switch starts the blower.
The stick-system type of curtain wall is commonly used on buildings of less than _____
a. 15 stories b. 12 stories c. 5 stories d. 3 stories
The ability to relate the demand for an item shown on an MRP record back to the particular parent causing the demand is called:
A) where-used. B) any one of the above C) pegging. D) relating. E) none of the above