Thermographic scan, also known as thermal imaging, must be _______________________
A. performed on electrical equipment when it is operating
B. performed on electrical equipment when it is secured
C. can identify loose electrical conditions
D. Both A and C
D
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Consideration should be given to ____________________ to a connection if there is very little solder on the joint or if it is old.
Fill in the blank(s) with the appropriate word(s).
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Pump TS # 3
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Excessive wobble is called __________.
Fill in the blank(s) with the appropriate word(s).
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Polling _______
A) is more efficient than interrupt-driven processor operation B) has the processor operate normally until a device signals that it requires servicing C) requires the processor to periodically check each device to see which if any of them require servicing D) None of the above
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