The OSR instruction is ANDed with the input instruction in an arithmetic rung to ________
A) Make the arithmetic instruction execute faster
B) Force the arithmetic instruction to execute only one time while the input instruction is true
C) Reduce the number of mathematical operations
D) Simplify the operation of multiply and divide instructions
B
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As a performance data tool, a(n) ____________________ is measured based on a scale of 100, with 100 being the group average
Fill in the blank(s) with correct word
_____________ have the ability to determine a short-circuit or open-circuit condition.
What will be an ideal response?
Technician A says that a defective wheel or axle bearing often makes a growling or rumbling noise. Technician B says that a defective wheel or axle bearing often makes a noise similar to a tire with an aggressive mud or snow design. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
Zone control is accomplished in hydronic systems using thermostats that activate:
A) A zone compressor for each zone. B) A zone boiler for each zone. C) A zone damper for each zone. D) A zone control valve for each zone.