1
GATE CSE 2008
+1
-0.3
In the Karnaugh map shown below, $$X$$ denotes a don’t care term. What is the minimal form of the function represented by the Karnaugh map?
A
$$\overline b \,.\,\overline d + \overline a \,.\,\overline d$$
B
$$\overline a \,.\,\overline b + \overline b \,.\,\overline d + \overline a \,.\,\overline b \,.\overline d$$
C
$$\overline b \,.\,\overline d + \overline a \,.\,\overline b \,.\overline d$$
D
$$\overline a \,.\,\overline b + \,\overline b \,.\,\overline d + \overline a \,.\,\overline a \,.\overline d$$
2
GATE CSE 2002
+1
-0.3
Minimum $$SOP$$ for $$f(w, x, y, z)$$ shown in karnaugh $$-$$ map below is
A
$$x\,z + y'\,z$$
B
$$x\,z' + z\,x'$$
C
$$x'\,y + z\,x'$$
D
None
3
GATE CSE 2001
+1
-0.3
Given the following Karnaugh map, which one of the following represents the minimal Sum-Of-Products of the map?
A
$$xy + y'z$$
B
$$wx'y' + xy + xz$$
C
$$w'x + y'z + xy$$
D
$$xz+y$$
4
GATE CSE 1999
+1
-0.3
Which of the following functions implements the Karnaugh map shown below?
A
$$\overline A B + CD$$
B
$$D\left( {C + A} \right)$$
C
$$AD + \overline A B$$
D
$$(C + D)(\overline C + D)(A + B)$$
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