[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fPVoOcYHXLAdF98a3DHA7X4KnYTH1-llZzBDDvvoFwlM":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":16,"related":17,"source":21,"type":22},[],"2025-12-25 10:12:52",285682914,[8,9,10,11],"逗号","分号","句号","冒号",{"courseId":13,"courseImg":14,"courseName":15},"807a5e41c72cba68922aea80be1bb71c","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F7e2d5ad53be3d12aacc56ee37db405b7.jpg","《财务大数据分析与可视化—基于Power BI案例应用》（学期2023-2024-1）","CSV文件,主要是用( )作为分隔符的文件",[18,23,32,41,50,59,68,77,86,93],{"answer":19,"createTime":5,"id":6,"options":20,"question":16,"source":21,"type":22},[],[8,9,10,11],"v1",0,{"answer":24,"createTime":5,"id":25,"options":26,"question":31,"source":21,"type":22},[],285682915,[27,28,29,30],"Power Pivot","Power Query","Power View","Power Map","Power BI Desktop进行数据整理时,需要打开( )",{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":21,"type":22},[],285682916,[36,37,38,39],"C","M","python","DAX","Power Query中通过鼠标进行的每一步操作,都会自动( )语言代码",{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":21,"type":22},[],285682917,[45,46,47,48],"删除最前面几行","删除最后几行","删除空行","删除错误","某数据表中,出现了如下数据行,将红框内的数据行快速删除的操作是( ). \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fe0766de46639f7a864bd80963bce7e6a.png\">",{"answer":51,"createTime":5,"id":52,"options":53,"question":58,"source":21,"type":22},[],285682918,[54,55,56,57],"添加前缀","添加后缀","首字母大写","修整","某数据表中,&quot;编号&quot;字段中数据为纯数值,现将所有纯数值编号前全部添加&quot;No&quot;字符(比如:将编号1变为No1),下列正确的数据格式转换操作是( )",{"answer":60,"createTime":5,"id":61,"options":62,"question":67,"source":21,"type":22},[],285682919,[63,64,65,66],"cd","bcd","def","de","某数据表中的数据为&quot;abcdefg&quot;,现要从该字符串中提取数据,起始索引3,字符数2,则提取的字符串为( )",{"answer":69,"createTime":5,"id":70,"options":71,"question":76,"source":21,"type":22},[],285682920,[72,73,74,75],"行变列","列变行","二维表和一维表转换","首行和尾行互换","数据的透视和逆透视是Power Query中非常重要的功能,可以实现( )",{"answer":78,"createTime":5,"id":79,"options":80,"question":85,"source":21,"type":22},[],285682921,[81,82,83,84],"分类汇总","分组查询","求和","排序","分组依据类似于Excel中功能( )",{"answer":87,"createTime":5,"id":88,"options":89,"question":92,"source":21,"type":22},[],285682922,[81,82,90,91],"分类求和","分组依据","Power BI中,下列( )操作可以实现从左图到右图的功能.D \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F71842429d53c46c9196b078327d4b270.png\"> \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ff81adba83e5d35c896be7fbff051be22.png\">",{"answer":94,"createTime":5,"id":95,"options":96,"question":101,"source":21,"type":22},[],285682923,[97,98,99,100],"3","4","5","6","合并查询时,表的链接方式有( )种"]