ISRO | ISRO CS 2020 | Question 61
If ABCD is a 4-bit binary number, then what is code generated by the following circuit ?
(A) BCD code
(B) Gray code
(C) 8421 code
(D) Excess-3 code
Explanation: It is Binary code to Gray Code converter.
W = A, Y = B ⊕ C X = A ⊕ B, Z = C ⊕ D
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