执行以下程序段后，若输入a=b=1,则输出y=_____________。entity nand2a is port(a,b:in bit; y:out bit);end entity nand2a;architecture one of nand2a isbegin y <= a nand b;end architecture one; A: 0 B: 1 C: 2 D: 以上都不对
执行以下程序段后，若输入a=b=1,则输出y=_____________。entity nand2a is port(a,b:in bit; y:out bit);end entity nand2a;architecture one of nand2a isbegin y <= a nand b;end architecture one; A: 0 B: 1 C: 2 D: 以上都不对
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