Soal dan Pembahasan Gerbang Logika dan Tabel Kebenaran Part I
Disini kita akan berlatih soal, setelah sebelumnya kita telah belajar mengenai teori dan tabel kebenaran pada logika AND, OR dan NOT.
1. Tentukan tabel kebenaran dari kombinasi garbang logika berikut !
Jawab :
2. Tentukan tabel kebenaran dari 4 kombinasi input berikut !
Jawab:
1. Tentukan tabel kebenaran dari kombinasi garbang logika berikut !
Jawab :
A
|
B
|
C
|
A(inv)
|
B(Inv)
|
C(Inv)
|
D=(Ainv.B.Cinv)
|
E=(Binv.Cinv)
|
F=(D+E)
|
0
|
0
|
0
|
1
|
1
|
1
|
0
|
1
|
1
|
0
|
0
|
1
|
1
|
1
|
0
|
0
|
0
|
0
|
0
|
1
|
0
|
1
|
0
|
1
|
1
|
0
|
1
|
0
|
1
|
1
|
1
|
0
|
0
|
0
|
0
|
0
|
1
|
0
|
0
|
0
|
1
|
1
|
0
|
1
|
1
|
1
|
0
|
1
|
0
|
1
|
0
|
0
|
0
|
0
|
1
|
1
|
0
|
0
|
0
|
1
|
0
|
0
|
0
|
1
|
1
|
1
|
0
|
0
|
0
|
0
|
0
|
0
|
2. Tentukan tabel kebenaran dari 4 kombinasi input berikut !
Jawab:
A
|
B
|
C
|
D
|
F=invA
|
G=invC
|
H=A.B.C.D
|
I=F.G
|
J=H+I
|
0
|
0
|
0
|
0
|
1
|
1
|
0
|
1
|
1
|
0
|
0
|
0
|
1
|
1
|
1
|
0
|
1
|
1
|
0
|
0
|
1
|
0
|
1
|
0
|
0
|
0
|
0
|
0
|
0
|
1
|
1
|
1
|
0
|
0
|
0
|
0
|
0
|
1
|
0
|
0
|
1
|
1
|
0
|
1
|
1
|
0
|
1
|
0
|
1
|
1
|
1
|
0
|
1
|
1
|
0
|
1
|
1
|
0
|
1
|
0
|
0
|
0
|
0
|
0
|
1
|
1
|
1
|
1
|
0
|
0
|
0
|
0
|
1
|
0
|
0
|
0
|
0
|
1
|
0
|
0
|
0
|
1
|
0
|
0
|
1
|
0
|
1
|
0
|
0
|
0
|
1
|
0
|
1
|
0
|
0
|
0
|
0
|
0
|
0
|
1
|
0
|
1
|
1
|
0
|
0
|
0
|
0
|
0
|
1
|
1
|
0
|
0
|
0
|
1
|
0
|
0
|
0
|
1
|
1
|
0
|
1
|
0
|
1
|
0
|
0
|
0
|
1
|
1
|
1
|
0
|
0
|
0
|
0
|
0
|
0
|
1
|
1
|
1
|
1
|
0
|
0
|
1
|
0
|
0
|
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