20.有關布林函數之敘述,下列何者錯誤?(其中+表或閘, ㊉表互斥或閘(XOR)..-阿摩線上測驗
Yu 小二下 (2022/04/10): 1.本題考點:A代入1或0皆可成立者→布林代數基本定理 2.直接解: (A) A + 1 = 1 → A = 1 或 0 (B) A + 0 =A → A = 1 或 0 (C) A ㊉ 0 = A → A = 1 或 0 (D)A ㊉ 1 = 1 → A =0 3.布林代數化簡補充 同質性: X + 0 = X X . 1 = X 互補性: X + X-bar = 1 X . X-bar = 0 分配律: X + YZ = (X+Y)(X+Z) 等冪律: X + X = X X.X = X 邊界定理: X + 1 = 1 X.0 = 0 吸收律: X + XY = X X ( X + Y ) = X | 檢舉 |
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