[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f0_7ahlsMbCLi8_Qg1kWIWzNYOYh8TfJwOZI-75IDZIw":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2024-01-05 16:16:57",127517112,[8,9,10,11],"df[0,5]","df[0:4]","df[1:5]","df[0:5]",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},124,"8143ebd8b26cf2d0ba718db61eaefa54","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F48eba3395437dd881b1b9275a0ad1028.png","python开发与财务应用","work_31926801","复习单选-","变量df是一个Dataframe结构的数据,用直接索引获取前5行的数据,下面写法正确的:()",[21,32,41,50,59,62,71,80,89,98],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],127517101,[25,26,27,28],"pd.to_excel("学生成绩.xlsx")","df.to_excel("学生成绩.xlsx", sheet_name=O)","pd.to_excel("学生成绩.xlsx" , sheet_name="成绩")","df.to_excel("学生成绩.xlsx")","pd是pandas的别名,df是DataFrame数据结构结果的变量名,下面写操作书写正确的是: (","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],127517104,[36,37,38,39],"2 > 3 and True","2 != 5 or False","5< 5","True and 5 == 0","下列表达式的值为True的是( )",{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":30,"type":31},[],127517106,[45,46,47,48],"100","55","99","44","money=100,money=55+44,此时money的值为",{"answer":51,"createTime":5,"id":52,"options":53,"question":58,"source":30,"type":31},[],127517109,[54,55,56,57],"所见即所得","心想事成","干啥啥不行","能摸鱼","网页爬虫的优势是什么( )",{"answer":60,"createTime":5,"id":6,"options":61,"question":19,"source":30,"type":31},[],[8,9,10,11],{"answer":63,"createTime":5,"id":64,"options":65,"question":70,"source":30,"type":31},[],127517114,[66,67,68,69],"pd.read_excel("学生信息.xlsx", sheet_name=O)","pd.read_excel("学生信息xlsx" , sheet_name=1)","pd.read_excel("学生信息.xlsx" , sheet_name=2)","pd.read_excel("学生信息.xlsx" , sheet_name=3)","假设一份excel表"学生信息.xlsx"有三个sheet,若要读取第二个sheet的内容,以下写法正确的是:( )",{"answer":72,"createTime":5,"id":73,"options":74,"question":79,"source":30,"type":31},[],127517119,[75,76,77,78],"print()","sum()","inpot()","Max","Python中的求最大值函数是以下哪个",{"answer":81,"createTime":5,"id":82,"options":83,"question":88,"source":30,"type":31},[],127517121,[84,85,86,87],"or","not","is","in","逻辑运算符"非"用( )表示",{"answer":90,"createTime":5,"id":91,"options":92,"question":97,"source":30,"type":31},[],127517124,[93,94,95,96],"chinesescore","mathScore","totalscore","englishscore","下列这些变量中,哪个满足命名潜规则中的驼峰命名法",{"answer":99,"createTime":5,"id":100,"options":101,"question":106,"source":30,"type":31},[],127517127,[102,103,104,105],"()","{}","<>","[]","列表是用什么符号包裹的"]