1
GATE ECE 1995
+1
-0.3
The output of the circuit shown in figure is equal to
A
0
B
1
C
$$\overline A B + A\overline B$$
D
$$\left( {\overline {A \oplus B} } \right) \oplus \left( {\overline {A \oplus B} } \right)$$
2
GATE ECE 1992
+1
-0.3
The logic realized by the circuit shown in figure is
A
F = A $$\odot$$ C
B
F = A $$\oplus$$ C
C
F = B $$\odot$$ C
D
F = B $$\oplus$$ C
3
GATE ECE 1990
+1
-0.3
The minimum function that can detect a "divisible by 3" 8421 BCD code digit (representation is D8 D4 D2 D1) is given by:
A
$${D_8}\,{D_1}\, + {D_4}\,{D_2}\, + \,\overline {{D_8}} \,{D_2}\,{D_1}$$
B
$${D_8}\,{D_1}\, + {D_4}\,{D_2}\,\overline {{D_1}} \, + \,\overline {{D_4}} \,{D_2}{D_1} + \overline {{D_8}} \,\overline {{D_4}} \,\overline {{D_2}} \,\overline {{D_1}} \,$$
C
$${D_8}\,{D_1}\, + \,{D_4}\,{D_2}\, + \,\overline {{D_8}} \,\overline {{D_4}} \,\overline {{D_2}} \,\overline {{D_1}} \,$$
D
$${D_4}\,{D_2}\,\overline {{D_1}} \, + \,{D_4}\,{D_2}\,{D_1}\, + \,{D_8}\,\overline {{D_4}} \,{D_2}{D_1}$$
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