[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f2b1TAjK-lRlKUnWhpRa4SbF0WaNwPfTe5rbFrh1Ghwo":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2024-06-20 21:50:02",142157034,[8,9,10,11],"4:10","4:6","1:10","2:4",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},53,"eec8016733db4715fc1058791c047be7","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fab633c288b9f4f092c9848cbc5ed310b.jpeg","数字逻辑设计及应用","work_34595818","译码器专项","一位8421BCD译码器的数据输入线与译码输出线的组合是( )",[21,32,42,45,55,64,72,82,92,98],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],142157032,[25,26,27,28],"11101111","11111111","11011111","11111011","已知74138译码器的输入三个使能端\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F2a54518e7aadf302bb22cabe0afaa72b.webp\">、\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F2d7e721f4cd10c305a13a414332a1c3a.webp\">、\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F5de8232fe3cc261c9a0d66634d1d6d0b.webp\">时,地址码A2A1A0=100,则输出Y7非~Y0非的值为( )","v1",0,{"answer":33,"createTime":34,"id":35,"options":36,"question":41,"source":30,"type":31},[],"2024-06-30 16:26:12",142157033,[37,38,39,40],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fea659461be2d8c4811c1a8a0c7df2ed9.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fdaef1ffb40940c78ff9b8990bd64ceec.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fc7e7511d5ec503e5088b6f9e5d0a9cab.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F6bfb225b4ea57449a79d31bb77baf301.png\">","将函数F(A,B,C)=A+B+C用译码器74138表示,逻辑图正确的是( )",{"answer":43,"createTime":5,"id":6,"options":44,"question":19,"source":30,"type":31},[],[8,9,10,11],{"answer":46,"createTime":47,"id":48,"options":49,"question":54,"source":30,"type":31},[],"2024-06-20 21:50:01",142157035,[50,51,52,53],"7","6","100","8","一个译码器若有100个译码输出端,则译码器地址输入端至少有( )个",{"answer":56,"createTime":5,"id":57,"options":58,"question":63,"source":30,"type":31},[],142157036,[59,60,61,62],"Y5'=A0'+A1+A2' E1'接vcc,E2'接vcc,E3接gnd","Y5'=A0'∙A1∙A2'","Y5' = E1+E2+E3'+A0'+A1+A2'","Y5' = E1'+E2'+E3'+A0'+A1+A2'","下面关于74138的输入输出关系描述正确的是(其中,' 代表逻辑非运算):\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F784ae2e4442c49e237dbd2f7cc4b335b.jpg\">",{"answer":65,"createTime":47,"id":66,"options":67,"question":71,"source":30,"type":31},[],142157037,[68,69,53,70],"1","16","10","一片四位二进制译码器,它的输出函数有()个",{"answer":73,"createTime":74,"id":75,"options":76,"question":81,"source":30,"type":31},[],"2024-05-12 01:39:08",142157038,[77,78,79,80],"F=\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fa3d14ba4c067b62e04cddafee65cae26.webp\">","F=\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fa59f947bc1f279530caf8f4bca4c69cb.webp\">","F=\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F5776a698b1fd1a17fb6cca5b48900ce5.webp\">","F=\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F6414e223857931cadc9dbfa6373815d9.webp\">","如下图是由2线-4线译码器和8选1数据选择器构成的逻辑电路,各模块的输入输出端都是高电平有效,以下关于输出函数的表示正确的是(). \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ffab14d7a7365f2af4f608457b9f52337.png\">",{"answer":83,"createTime":84,"id":85,"options":86,"question":91,"source":30,"type":31},[],"2024-06-20 21:50:00",142157039,[87,88,89,90],"1111001","0000110","1001111","0011111","七段显示译码器框图如图所示,要显示数字&quot;3&quot;,则译码器输出a -g 应为( ) \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F73f4559096c653560324c358d9a26fec.png\">",{"answer":93,"createTime":94,"id":95,"options":96,"question":97,"source":30,"type":31},[],"2024-05-12 01:39:07",142157040,[28,26,27,25],"已知74138译码器的输入三个使能端G1=1、\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F463fb1b64745abfb65e1b5b575f69b80.png\">、\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F4ba9491cec17765fcccce4e66a82a98d.png\">时,地址码A2A1A0=100,则输出Y7非~Y0非的值为( )",{"answer":99,"createTime":5,"id":100,"options":101,"question":105,"source":30,"type":31},[],142157041,[102,103,52,104],"101","110","001","3线-8线译码器74LS138,若使输出\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F6f1f023e8e4bbdb2381af661bde2d26a.JPG\">,则对应的输入端\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F100233cda535c835e01b958f3be350dd.webp\">应为( )"]