[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fwLmDzt-tf3XcgOg-Mvp1aBiKiH2COVsS29zugUiiPL4":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":31,"type":32},[],"2024-04-07 17:39:22",137185462,[8,9,10,11],"e","r","ar","le",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},38,"bba213d9e180644ccedb8b075f73ce28","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ffb4e0e6a5574c0a2bea5a3691ff957f7.jpg","Python与科学计算库（2024）","a000b7a74d984800951e493be8dd486f","组合数据类型测验","Python语句序列"fruits = ['apple', 'banana', 'pear']; print(fruits[-1][-1])"的运行结果是( )",[21,33,42,51,61,70,79,84,92,101],{"answer":22,"createTime":23,"id":24,"options":25,"question":30,"source":31,"type":32},[],"2024-04-07 17:39:19",137185453,[26,27,28,29],"返回序列s中元素x第一次出现的序号","返回序列s中元素x所有出现位置的序号","返回序列s中x的长度","返回序列s中序号为x的元素","对于序列s,哪个选项对s.index(x)的描述是正确的( )","v1",0,{"answer":34,"createTime":23,"id":35,"options":36,"question":41,"source":31,"type":32},[],137185454,[37,38,39,40],"替换列表ls最后一个元素为x","向列表ls最前面增加一个元素x","向ls中增加元素,如果x是一个列表,则可以同时增加多个元素","只能向列表ls最后增加一个元素x","对于列表ls,哪个选项对ls.append(x)的描述是正确的( )",{"answer":43,"createTime":23,"id":44,"options":45,"question":50,"source":31,"type":32},[],137185455,[46,47,48,49],"元组中元素必须是相同类型","元组一旦创建就不能被修改","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","元组采用逗号和圆括号(可选)来表示","关于Python的元组类型,以下选项错误的是( )",{"answer":52,"createTime":53,"id":54,"options":55,"question":60,"source":31,"type":32},[],"2024-04-07 17:39:20",137185456,[56,57,58,59],"4","3","8","2","列表ls = [[2, 3, 7], [[3, 5], 25], [0, 9]],len(ls)的值是( )",{"answer":62,"createTime":5,"id":63,"options":64,"question":69,"source":31,"type":32},[],137185457,[65,66,67,68],"[22, 43], [1, 43]","[1, 43], [22, 43]","[1, 43], [1, 43]","[22, 43], [22, 43]","列表ls1 = [1, 43],执行ls2 = ls1, ls1[0] = 22,则ls1和ls2的结果分别为( )",{"answer":71,"createTime":5,"id":72,"options":73,"question":78,"source":31,"type":32},[],137185458,[74,75,76,77],"<class 'tuple'>","<class 'dict'>","<class 'set'>","<class 'list'>","Python语句print(type([1, 2, 3, 4]))的运行结果是( )",{"answer":80,"createTime":5,"id":81,"options":82,"question":83,"source":31,"type":32},[],137185459,[74,75,76,77],"Python语句print(type((1, 2, 3, 4)))的运行结果是( )",{"answer":85,"createTime":5,"id":86,"options":87,"question":91,"source":31,"type":32},[],137185460,[56,88,89,90],"5","6","7","Python语句序列"a = (1, 2, 3, None, (), [],); print(len(a))"的运行结果是( )",{"answer":93,"createTime":5,"id":94,"options":95,"question":100,"source":31,"type":32},[],137185461,[96,97,98,99],"hel","he","ell","el","Python语句序列"s = 'hello'; print(s[1:3])"的运行结果是( )",{"answer":102,"createTime":5,"id":6,"options":103,"question":19,"source":31,"type":32},[],[8,9,10,11]]