[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fORnQb1ncNrk9D_PvcCYujC_6VSN7ZUK8o2Q_YtNtEgc":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":31,"type":32},[],"2023-06-06 11:01:16",48775058,[8,9,10,11],"对前馈神经网络而言,BP算法可调整相邻层神经元之间的连接权重大小","在BP算法中,每个神经元单元可包含不可偏导的映射函数","BP算法将误差从后向前传递,获得各层单元所产生误差,进而依据这个误差来让各层单元修正各单元参数","BP算法是一种将输出层误差反向传播给隐藏层进行参数更新的方法",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},35,"1d7678f3c1bed93a324077eda9b80c11","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F7e2d5ad53be3d12aacc56ee37db405b7.jpg","人工智能导论","work_27654217","作业7 字符串(hui)","下面对误差反向传播 (error back propagation, BP)描述不正确的是( )",[21,33,42,51,60,69,78,86,95,104],{"answer":22,"createTime":23,"id":24,"options":25,"question":30,"source":31,"type":32},[],"2023-06-05 17:00:00",47425296,[26,27,28,29],"5 个字节","sizeof(x)","7 个字节","8 个字节","若有:char x[] = "China"; 则 x 所占据的空间为( )","v1",0,{"answer":34,"createTime":23,"id":35,"options":36,"question":41,"source":31,"type":32},[],47425297,[37,38,39,40],"char str[8] = {'g', 'o', 'o', 'd', '!','\\0'}","char str[8] = "good!"","char *str = "good!"","char str[] = {'g', 'o', 'o', 'd', '!'}","下列不能正确进行字符串初始化的是( )",{"answer":43,"createTime":23,"id":44,"options":45,"question":50,"source":31,"type":32},[],47425298,[46,47,48,49],"char s4[7] = {"cbest\\n"}","char s1[10]; s1 = "cbest"","char s2[] = {'c', 'b', 'e', 's', 't'}","char s3[10] = "cbest"","下列不能正确赋值的是( )",{"answer":52,"createTime":23,"id":53,"options":54,"question":59,"source":31,"type":32},[],47425299,[55,56,57,58],"数组 x 的长度大于数组 y 的长度","两个数组的长度相同","数组 x 的长度小于数组 y 的长度","数组 x 和数组 y 的值相同","若有:char x[] = "abcd"; char y[] = {'a', 'b', 'c', 'd'}; 下列说法正确的是( )",{"answer":61,"createTime":23,"id":62,"options":63,"question":68,"source":31,"type":32},[],47425300,[64,65,66,67],"j","数组定义错误","Hangzhou","输出结果不确定","若有:char a[][20] = {"Beijing","Shanghai","Hangzhou"}; 执行 printf("%s", a[3]); 得到的 输出是( )",{"answer":70,"createTime":23,"id":71,"options":72,"question":77,"source":31,"type":32},[],47425301,[73,74,75,76],"str1 = str2","strncpy(str1,str2,6)","strcpy(str1, str2)","str1[0] = 0; strcat(str1, str2)","若有:char str1[8], str2[8] = "good"; 则不能将 str2 的内容赋给 str1 的是( )",{"answer":79,"createTime":23,"id":80,"options":81,"question":85,"source":31,"type":32},[],47425302,[82,83,73,84],"strcmp(str1, str2) == 0","strcmp(str1, str2)","strncmp(str1, str2, strlen(str1)) == 0","下列( )表达式能判断 str1 和 str2 的内容是否相同",{"answer":87,"createTime":23,"id":88,"options":89,"question":94,"source":31,"type":32},[],47425303,[90,91,92,93],"*str = 0","strcat(str, "")","str[0] = '\\0'","strcpy(str, "")","假如 str 是字符串,下列( )选项与其他选项不等价",{"answer":96,"createTime":23,"id":97,"options":98,"question":103,"source":31,"type":32},[],47425304,[99,100,101,102],"strlen(sx) < strlen(sy)","strcmp(sx, sy) < 0","sx < sy","sx[0] < sy[0]","字符串 sx 小于字符串 sy 的正确布尔表达式是( )",{"answer":105,"createTime":23,"id":106,"options":107,"question":112,"source":31,"type":32},[],47425305,[108,109,110,111],"不能确定","'d'","'\\0'",""abcd"","若有:char a[10] = { "abcd" }, *p = a; 则*(p + 4)的值是( )"]