Voltage ratings for power-limited fire alarm circuit conductors must be rated to __________.
A. 150V
B. 300V
C. 600V
D. 1000V
B. 300V
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____ are used to connect information to the place on a drawing that the information applies to.?
A. Section lines? B. Break lines? C. Leaders? D. Arrow lines?
A battery starter should never be cranked for more than 15 seconds at a time without at least a two-minute cool-off period.
Answer the following statement true (T) or false (F)
Can changes in atmospheric pressure affect refrigeration gauge pressure readings?
A) Atmospheric pressure changes can affect high-pressure gauge readings, but not compound gauge readings. B) Atmospheric pressure changes can affect compound gauge readings, but not high-pressure gauge readings. C) Changes in atmospheric pressure can affect the final reading by changing the calibration point of the gauges. D) Since refrigeration systems are closed to the atmosphere, atmospheric pressure has no effect on refrigeration gauge pressure readings.
Character special files are used by input/output devices for communicating one character at a time, providing what is called ____ data.
A. raw B. binary C. ASCII D. block