[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fRc3eZfwpmjEW-kCiZGmE9TuFsb-ZlNz9PhPD3AnWHio":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":31,"type":32},[],"2024-05-21 21:00:09",145149379,[8,9,10,11],"del dict[key']","dict.remove(key')","dict.delete('key")","以上都不对",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},10,"dfccd2b9a265b806343aa344e38730c7","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ff9d11d19e9b1e23a82b2f3f47c77e2fc.jpeg","Python基础编程","work_35170248","序列客观题","在Python中,删除字典中的一个元素可以用( )",[21,33,42,49,58,67,76,85,88,97],{"answer":22,"createTime":23,"id":24,"options":25,"question":30,"source":31,"type":32},[],"2024-05-21 21:00:08",145149352,[26,27,28,29],"list是一 个有序集合,没有固定大小","list可以存放任意类型的元素","使用list时,其下标可以是负数","list是不可变的数据类型","关于列表的说法,描述错误的是( )","v1",0,{"answer":34,"createTime":23,"id":35,"options":36,"question":41,"source":31,"type":32},[],145149357,[37,38,39,40],"1 5","2 a","1 97","2 97","下列代码输出结果( )list_demo = [1,2,3,4,5,"a","b"] print (list_demo[1],list_demo[5])",{"answer":43,"createTime":23,"id":44,"options":45,"question":48,"source":31,"type":32},[],145149362,[46,46,46,47],"","A,B,C都不正确","以下代码执行结果( )list_one = [4,5,6]list_two = list_onelist_one[2] = 3print(list_two)",{"answer":50,"createTime":23,"id":51,"options":52,"question":57,"source":31,"type":32},[],145149366,[53,54,55,56],"del","pop","remove","cut","删除列表最后一个元素的函数是( )",{"answer":59,"createTime":23,"id":60,"options":61,"question":66,"source":31,"type":32},[],145149370,[62,63,64,65],"切片","连接","赋值","索引","访问字符串中的单个字符称为( )",{"answer":68,"createTime":5,"id":69,"options":70,"question":75,"source":31,"type":32},[],145149374,[71,72,73,74],"s[-1]","S [:]","S [:len(s)-1]","S [0:len(s)]","以下 ( )项与S[0:-1]相同",{"answer":77,"createTime":5,"id":78,"options":79,"question":84,"source":31,"type":32},[],145149377,[80,81,82,83],"逗号","点","下划线","空格","在Python中,str.split()方法的默认分隔符是( )",{"answer":86,"createTime":5,"id":6,"options":87,"question":19,"source":31,"type":32},[],[8,9,10,11],{"answer":89,"createTime":5,"id":90,"options":91,"question":96,"source":31,"type":32},[],145149381,[92,93,94,95],"str1.append(str2)","str1.join(str2)","str1.concat(str2)","str1 + str2","在Python中,将两个字符串连接成一个字符串可以用( )",{"answer":98,"createTime":5,"id":99,"options":100,"question":105,"source":31,"type":32},[],145149383,[101,102,103,104],"dict('key')","dict['key']","dict. <key>","dict{'key'}","在Python中,要访问字典中的值可以用( )"]