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Computing 9691 Paper 1

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Idk who took other ?


BUT MINE WAS WORSE :/

What was logic gate answer ??? I am talking about the values of XYZ, what was the pattern ?
i did it like this
A B C AB(AND) BC(AND) AB(OR) BC(OR) X(AB (AND) AND GATE BC (AND)) Y(AB (AND) OR BC(AND) Z(AB(OR) OR (BC(OR)
0 0 0 0 0 0 0 0 0 0
0 0 1 0 0 0 1 0 0 1
0 1 0 0 0 1 1 0 0 1
0 1 1 0 1 1 1 0 1 1
1 0 0 0 0 1 0 0 0 1
1 0 1 0 0 1 1 0 0 1
1 1 0 1 0 1 1 0 1 1
1 1 1 1 1 1 1 1 1 1
AH FINALLY!!!
SEE FOR X THEY SAID ALL THREE ABC ARE TO BE 1 SO THERE WAS ONLY ONCE THAT ALL THREE WERE 1
FOR Y THEY SAID EITHER AB OR BC WERE ONE, SO LOOK ONLY 3 CASES
FOR Z THEY SAID ANYONE OF THEM IS 1, SO ONLY ONCE THERE IS NO 1
 
Messages
6,514
Reaction score
25,978
Points
698
i did it like this
A B C AB(AND) BC(AND) AB(OR) BC(OR) X(AB (AND) AND GATE BC (AND)) Y(AB (AND) OR BC(AND) Z(AB(OR) OR (BC(OR)
0 0 0 0 0 0 0 0 0 0
0 0 1 0 0 0 1 0 0 1
0 1 0 0 0 1 1 0 0 1
0 1 1 0 1 1 1 0 1 1
1 0 0 0 0 1 0 0 0 1
1 0 1 0 0 1 1 0 0 1
1 1 0 1 0 1 1 0 1 1
1 1 1 1 1 1 1 1 1 1
AH FINALLY!!!
SEE FOR X THEY SAID ALL THREE ABC ARE TO BE 1 SO THERE WAS ONLY ONCE THAT ALL THREE WERE 1
FOR Y THEY SAID EITHER AB OR BC WERE ONE, SO LOOK ONLY 3 CASES
FOR Z THEY SAID ANYONE OF THEM IS 1, SO ONLY ONCE THERE IS NO 1
SORRY DESPITE USING SPACE BARS NUMBERS ARE ALL JUMBLED UP!
 
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