[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fcfTufZ6n5x7ZB84Rt2-390r4X7-uf1Ps6MwR3H-7So0":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2023-05-21 20:07:19",22409827,[8,9,10,11],"返回一个列表类型,包括字典d中所有键","返回一个集合类型,包括字典d中所有键","返回一个元组类型,包括字典","中所有键D 返回一种dict_keys类型,包括字典d中所有键",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},60,"1a5dd92afb0ac1e79e66aafd92feb1cc","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F3610f1ffbf10e2079795f5f4e434e846.jpg","python应用开发","98bb19ca7500452d95b4386087ee0d3a","选择题集5组合数据类型","给定字典d,以下选项中对d.keys()的描述正确的是",[21,32,41,50,55,64,73,82,91,100],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],22409818,[25,26,27,28],"12","3","6","9","字典d={'abc':123, 'def':456, 'ghi':789},len(d)的结果是","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],22409819,[36,37,38,39],"一个元组可以作为另一个元组的元素,可以采用多级索引获取信息","元组一旦创建就不能被修改","Python中元组采用逗号和圆括号(可选)来表示","元组中元素不可以是不同类型","关于Python的元组类型,以下选项中描述错误的是",{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":30,"type":31},[],22409820,[45,46,47,48],"S和T的交运算,包括同时在集合S和T中的元素","S和T的补运算,包括集合S和T中的非相同元素","S和T的并运算,包括在集合S和T中的所有元素","S和T的差运算,包括在集合S但不在T中的元素","S和T是两个集合,对S&T的描述正确的是",{"answer":51,"createTime":5,"id":52,"options":53,"question":54,"source":30,"type":31},[],22409821,[48,46,45,47],"S和T是两个集合,对S|T的描述正确的是",{"answer":56,"createTime":5,"id":57,"options":58,"question":63,"source":30,"type":31},[],22409822,[59,60,61,62],"数组类型","元组类型","字符串类型","列表类型","以下选项中,不是具体的Python序列类型的是",{"answer":65,"createTime":5,"id":66,"options":67,"question":72,"source":30,"type":31},[],22409823,[68,69,70,71],"s[i; j; k]","s(i, j, k)","s[i:j:k]","s[i, j, k]","对于序列s,能够返回序列s中第i到j以k为步长的元素子序列的表达是",{"answer":74,"createTime":5,"id":75,"options":76,"question":81,"source":30,"type":31},[],22409824,[77,78,79,80],"返回序列s的最大元素,如果有多个相同,则返回一个元组类型","一定能够返回序列s的最大元素","返回序列s的最大元素,但要求s中元素之间可比较","返回序列s的最大元素,如果有多个相同,则返回一个列表类型","设序列s,以下选项中对max(s)的描述正确的是",{"answer":83,"createTime":5,"id":84,"options":85,"question":90,"source":30,"type":31},[],22409825,[86,87,88,89],"运行出错","{'human', 'tiger', 'dog', 'cat'}","('human', 'tiger', 'dog', 'cat')","['human', 'tiger', 'dog', 'cat']","元组变量t=("cat", "dog", "tiger", "human"),t[::–1]的结果是",{"answer":92,"createTime":5,"id":93,"options":94,"question":99,"source":30,"type":31},[],22409826,[95,96,97,98],"dict([])","dict()","{[]}","{}","以下选项中不能生成一个空字典的是",{"answer":101,"createTime":5,"id":6,"options":102,"question":19,"source":30,"type":31},[],[8,9,10,11]]