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GATE | Gate IT 2005 | Question 10
A two-way switch has three terminals a, b and c. In ON position (logic value 1), a is connected to b, and in OFF position, a is connected to c. Two of these two-way switches S1 and S2 are connected to a bulb as shown below.
Which of the following expressions, if true, will always result in the lighting of the bulb ?
![p1]("http://www.geeksforgeeks.org/wp-content/uploads/gq/2015/12/p1.png")
Which of the following expressions, if true, will always result in the lighting of the bulb ?(A)
S1.S2\'
(B)
S1+S2
(C)
(S1⊕S2)\'
(D)
S1⊕S2
Answer
Please comment below if you find anything wrong in the above post
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