[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fWBaucwTNHRXkzhXx-gyRQYwir4X5vxKyMcsMIbb7wjE":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":11,"question":18,"related":19,"source":28,"type":29},[],"2023-05-22 14:31:15",23836984,[8,9,10],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fef97f46c06d5a7f638c7cb5bcbec6c8c.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F80a33910b36f43e26bf4c0cee63dc5e6.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F5003c61a0b0483fd17eaa32934dd6e04.png\">",{"count":12,"courseId":13,"courseImg":14,"courseName":15,"workId":16,"workName":17},7,"d24f58db61f81c29717bf60292a9d66a","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fed5e1ec4c4cf4e79f6685c64b7bbbd46.jpg","数字电子技术","fa097a3409884e5fafcca7ddaf5a1dd0","组合逻辑电路","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fd3a8c3c254f98326a5c106041c373904.png\">\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F38360be53726798d9ae8ff90c99bc70e.png\">",[20,30,33,42,50,58,66],{"answer":21,"createTime":5,"id":22,"options":23,"question":27,"source":28,"type":29},[],23836983,[24,25,26],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fe92e4b874be339e60e77035ac415768d.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fbe1418dd23dceb57c2c426d78236f0b0.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F1233988b0b8713df2830e2374a19d3e0.png\">","下图所示为某组合逻辑电路的输入A、B和输出Y的波形,该逻辑电路的逻辑式应为( ).\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fe5651cd847aa7ead46f22b5620320557.png\">","v1",0,{"answer":31,"createTime":5,"id":6,"options":32,"question":18,"source":28,"type":29},[],[8,9,10],{"answer":34,"createTime":5,"id":35,"options":36,"question":41,"source":28,"type":29},[],23836985,[37,38,39,40],"5","6","10","50","若在编码器中有50 个编码对象,则输出二进制代码位数应为( ) 位",{"answer":43,"createTime":5,"id":44,"options":45,"question":49,"source":28,"type":29},[],23836986,[46,47,48],"二位并行进位的全加器","二位串行进位的全加器","一位串行进位的全加器","若把某一全加器的进位输出接至另一全加器的进位输入,则可构成( )",{"answer":51,"createTime":5,"id":52,"options":53,"question":57,"source":28,"type":29},[],23836987,[54,55,56],"F=AB+BC+AC","F=AB+BC","F=BC+AC","下图用3线&mdash;8线译码器74LS138和与非门实现的逻辑函数为( )\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F43988309d0eb25f4921147c1d815379c.png\">",{"answer":59,"createTime":5,"id":60,"options":61,"question":65,"source":28,"type":29},[],23836988,[62,63,64],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F2222d4339420d829a45f493850f85adf.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fc15f41f855ebdf9e0b05a512c283a607.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F9b3217551fd50b0114f9e6da60c6721b.png\">","下图由8选1数据选择器74HC151实现的函数为()\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F22ddd4cd8cd1af287c67e34074052b85.png\">",{"answer":67,"createTime":5,"id":68,"options":69,"question":73,"source":28,"type":29},[],23836989,[70,71,72],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fe1e1cea2860b7199fad019b5b2c2290e.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F9ec8758ede0642066bbdddac8a408a59.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F7236f34f968ffe0e307f4e28c56a6b34.png\">","下图用3线&mdash;8线译码器74LS138和与非门实现的逻辑函数为( )\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F05b71df17145156481c2fbf2da72fc99.png\">"]