[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fihXXkCIFc7Hi0hDq3ES6kA_To9iXql-LCCl_IjFfTIU":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":18,"related":19,"source":23,"type":24},[],"2023-05-07 18:24:47",969631003,[8,9,10,11],"异步计数器的计数脉冲只加到部分触发器上","异步计数器的计数脉冲同时加到所有触发器上","异步计数器不需要计数脉冲的控制","全部都不对",{"courseId":13,"courseImg":14,"courseName":15,"workId":16,"workName":17},"1000001485","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fb94ac208f7438a00f8248c49c8adced5.png","电子技术","55337673","电子技术教程考试","下列说法是正确的是( )",[20,25,34,43,52,60,65,70,75,84],{"answer":21,"createTime":5,"id":6,"options":22,"question":18,"source":23,"type":24},[],[8,9,10,11],"v2",0,{"answer":26,"createTime":5,"id":27,"options":28,"question":33,"source":23,"type":24},[],969631004,[29,30,31,32],"与非","或非","与或非","异或","半加器的求和的逻辑关系是( )",{"answer":35,"createTime":5,"id":36,"options":37,"question":42,"source":23,"type":24},[],969631005,[38,39,40,41],"00,10","01,00","01,10","01,11","已知逻辑函数F(A,B)=AB+AB, 使函数值为1的A,B取值组合是( )",{"answer":44,"createTime":5,"id":45,"options":46,"question":51,"source":23,"type":24},[],969631007,[47,48,49,50],"n","2n","n2","2的n次方","当逻辑函数有n个变量时,共有( )个变量取值组合",{"answer":53,"createTime":5,"id":54,"options":55,"question":58,"source":23,"type":59},[],969631013,[56,57],"对","错","T触发器是将JK触发器的J、K端连在一起构成的.( )",3,{"answer":61,"createTime":5,"id":62,"options":63,"question":64,"source":23,"type":59},[],969631018,[56,57],"数字电路中用"1"和"0"分别表示两种状态,二者无大小之分.( )",{"answer":66,"createTime":5,"id":67,"options":68,"question":69,"source":23,"type":59},[],969631020,[56,57],"普通的逻辑门电路的输出端不可以并联在一起,否则可能会损坏器件. ( )",{"answer":71,"createTime":5,"id":72,"options":73,"question":74,"source":23,"type":59},[],969631022,[56,57],"D触发器的特性方程为Qn+1=D,与Qn无关,所以它没有记忆功能.( )",{"answer":76,"createTime":5,"id":77,"options":78,"question":83,"source":23,"type":24},[],969631023,[79,80,81,82],"模拟信号","数字信号","直流信号","交流信号","离散的、不连续的信号称为( )",{"answer":85,"createTime":5,"id":86,"options":87,"question":92,"source":23,"type":24},[],969631025,[88,89,90,91],"触发器","2选1数据选择器","全加器","半加器","有一位二进制数码需要暂时存储起来,应该选择( )"]