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How many different BCD numbers can be stored in 12 switches? (Assume two position or on-off switches)
(A) 212
(B) 212-1
(C) 1012
(D) 103

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How many different BCD numbers can be stored in 12 switches? (Assume two position or on-off switches)
(A) 212
(B) 212-1
(C) 1012
(D) 103

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