Computer Science for IGCSE & O level - Boolean Logic (Section 2 - No. 7)
Which of the following Boolean expressions does the logic diagram represents? 
((NOT A) AND B) OR C
(A AND B) OR (NOT C)
(NOT A) AND (B OR C)
(NOT A OR B) AND C
Vysvětlení
The logic diagram starts with a NOT gate on A, is combined with B, then OR'ed with C.