Which device captures the data that is momentarily placed on a data bus?
A) transceiver B) octal latch C) three-state buffer D) shift register
B
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A ____ is a record of a horse's ancestry.
A. performance record B. grade C. registry D. pedigree
Which of the following ring arrangements would be most common on current medium and large bore truck diesel engines?
A. one compression, one oil control B. two compression, one oil control C. three compression, two oil control D. four compression, two oil control
The economizer on a commercial packaged air conditioning system
A) Limits the operating cycles of the system to no more than 15 minutes B) Reduces the voltage to the compressor during peak loads to save power C) Uses outdoor air to provide cooling at low ambient temperatures D) Reduces the indoor blower speed during peak loads to produce cooler air and save energy
The three crucial fireground operations that must go hand in hand to keep the operation as safe as possible are:
A. fire attack, search and rescue, and ventilation B. command, operations, and planning C. overhaul, salvage, and ventilation D. direct, indirect, and combination attacks