1
GATE ECE 2014 Set 2
MCQ (Single Correct Answer)
+1
-0.3
For an n - variable Boolean function maximum number of prime implicants is
A
2(n-1)
B
n/2
C
$${2^n}$$
D
2$$^{_{(n - 1)}}$$
2
GATE ECE 2014 Set 1
MCQ (Single Correct Answer)
+1
-0.3
The Boolean expression (X+Y)(X+$$\overline Y$$)+($$\overline {(X\overline Y ) + \overline X }$$ simplifies to
A
X
B
Y
C
XY
D
X+Y
3
GATE ECE 2013
MCQ (Single Correct Answer)
+1
-0.3
In the sum of products function f (x,y,z) = $$\sum {}$$m (2,3,4,5), the prime implicants are
A
$$\overline X \,Y,X\overline Y$$
B
$$\overline X \,Y,X\overline Y$$$$\overline Z ,X\overline Y Z$$
C
$$\overline X Y\overline Z$$,$$\overline X YZ,X\overline Y$$
D
$$\overline X Y\overline Z$$ ,$$\overline X YZ,X\overline Y$$$$\overline Z ,X\overline Y Z$$
4
GATE ECE 2007
MCQ (Single Correct Answer)
+1
-0.3
The Boolean function Y=AB+CD is to be realized using only 2-input NAND gates. The minimum number of gates required is
A
2
B
3
C
4
D
5
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