The subsequent problems deal with the figure below. Assume all outputs are low to begin with unless indicated otherwise.
Assuming PORTB.2 is 0 to begin with, what does the following PicBasic code do?Low PORTB.2Pause 100High PORTB.2Pause 100Low PORTB.2
A. blinks LED L1 twice
B. blinks (turns on and off) LED L1 once
C. blinks LED L1 three times
D. turns off LED L1 and leaves it on
E. turns on LED L1 and leaves it on
Answer: B
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The accident/incident theory is an extension of the human factors theory.