[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$ftEPXhWfVDiTvIvhVSHXwNOUb9El_qvrnO9VnVirVP-U":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2025-04-29 15:20:15",185205581,[8,9,10,11],"30","45","55","90",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},60,"16144b35a413b1701476ec6af366c9e7","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F9c1e48361b00f3ee2086f4e259ed792b.jpg","Python24-25（2）","work_43173219","Python作业5(第7章)","以下程序不可能的输出结果是: from random import * x = [30,45,50,90] print(choice(x))",[21,32,41,50,59,68,77,83,92,101],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],185205572,[25,26,27,28],"映射类型中的键值对是一种一元关系","字典类型可以直接通过值进行索引","键值对(key,value)在字典中表示形式为<键1>--<值1>","映射类型是"键值"数据项的组合,每个元素是一个键值对,元素之间是无序的","关于映射类型,描述正确的是","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],185205573,[36,37,38,39],"Python列表是一个可以修改数据项的序列类型","Python列表的长度不可变","Python列表是包含0个或者多个数据项的序列","Python列表用中括号[]表示","关于Python的列表,描述错误的选项是( )",{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":30,"type":31},[],185205574,[45,46,47,48],"d = {[1,2]:1, [3,4]:3}","d = {(1,2):1, (3,4):3}","d = {1:[1,2], 3:[3,4]}","d = {'张三':1, '李四':2}","以下选项中,不是建立字典的方式是",{"answer":51,"createTime":5,"id":52,"options":53,"question":58,"source":30,"type":31},[],185205575,[54,55,56,57],"dict([(1,2), (3,4)])","{1,2,3}","{}","{"A":111,"B":222}","下列语句中,不能创建一个字典的是( )",{"answer":60,"createTime":5,"id":61,"options":62,"question":67,"source":30,"type":31},[],185205576,[63,64,65,66],"x = [ 200, "flg", 20.3 ]","x = {"flg":20.3}","x = ( 200, "flg", 20.3)","x = { 200,"flg", 20.3}","以下表达式,正确定义了一个集合数据对象的是",{"answer":69,"createTime":5,"id":70,"options":71,"question":76,"source":30,"type":31},[],185205577,[72,73,74,75],"9","3","6","12","字典d={'abc':123, 'def':456, 'ghi':789},len(d)的结果是‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬:‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬",{"answer":78,"createTime":5,"id":79,"options":80,"question":82,"source":30,"type":31},[],185205578,[81,81,81,81],"","执行以下程序段,输出结果是( ). \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F64e137cbdcd2c2d23e8081de7498ea7c.png\">",{"answer":84,"createTime":5,"id":85,"options":86,"question":91,"source":30,"type":31},[],185205579,[87,88,89,90],"dict_items([('Age', 7), ('Name', 'baby')])",", ('Name', 'baby')]","'Age':7, 'Name': 'baby'",", ('Name', 'baby')","以下程序的输出结果是: dict = {'Name': 'baby', 'Age': 7} print(dict.items())",{"answer":93,"createTime":5,"id":94,"options":95,"question":100,"source":30,"type":31},[],185205580,[96,97,98,99],"序列类似和映射类型都是一类数据类型的总称","集合类型是一种具体的数据类型","Python 的集合类型跟数学中的集合概念一致,都是多个数据项的无序组合","字典类型的键可以用的数据类型包括字符串,元组,以及列表","以下关于组合数据类型的描述,错误的是( )",{"answer":102,"createTime":5,"id":6,"options":103,"question":19,"source":30,"type":31},[],[8,9,10,11]]