[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fDfJsgJc1v-Mvy27PH9HGgX7tMtflN3WEdPLv7fUEEBg":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2024-04-22 23:03:17",139759142,[8,9,10,11],"字符应该视为长度为 1 的字符串","字符串以 \\0 标志字符串的结束","既可以用单引号,也可以用双引号创建字符串","在三引号字符串中可以包含换行回车等特殊字符",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},34,"0567830d646951df0c84dae051402d23","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fbc9af63a99b893aaf06551b42f39759b.jpg","成教自建课《Python程序设计》","work_32481611","","关于字符串下列说法正确的是 ( )",[21,32,35,44,53,62,72,81,90,99],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],139759141,[25,26,27,28],"char","int","float","string","Python 支持的数据类型有 ( )","v1",1,{"answer":33,"createTime":5,"id":6,"options":34,"question":19,"source":30,"type":31},[],[8,9,10,11],{"answer":36,"createTime":5,"id":37,"options":38,"question":43,"source":30,"type":31},[],139759143,[39,40,41,42],"Python 字符串提供区间访问方式,采用 [N:M] 格式,表示字符串中从 N 到 M 的索引子字符串(包含 N 和 M)","字符串是用一对双引号" "或者单引号' '括起来的零个或者多个字符","字符串包括两种序号体系:正向递增和反向递减","字符串是字符的序列,可以按照单个字符或者字符片段进行索引","以下关于 Python 字符串的描述中,正确的是( )",{"answer":45,"createTime":5,"id":46,"options":47,"question":52,"source":30,"type":31},[],139759144,[48,49,18,18,18,50,51],"Python 语言的单行注释以#开头","Python 语言的多行注释以 ' ' '(三个单引号)开头和结尾","Python 语言有两种注释方式:单行注释和多行注释","Python中三引号括起来的不一定是注释","关于 Python 语言的注释,以下选项中描述正确的是( )",{"answer":54,"createTime":5,"id":55,"options":56,"question":61,"source":30,"type":31},[],139759145,[57,18,18,18,58,59,60],"字符串可以保存在变量中,也可以单独存在","输出带有引号的字符串,可以使用转义字符\\'","字符串是一个字符序列,字符串中的编号叫"索引"","\\t 表示垂直制表","关于 Python 字符串,以下选项中描述正确的是( )",{"answer":63,"createTime":5,"id":64,"options":65,"question":70,"source":30,"type":71},[],139759146,[66,67,68,69],"isupper()","upper()","islower()","lower()","判断str是否全为大写字母的方法是",0,{"answer":73,"createTime":5,"id":74,"options":75,"question":80,"source":30,"type":71},[],139759147,[76,77,78,79],"x[4:5]","x[4:6]","x[-3:-5]","x[-4:-2]","已知x的值为"ABCDEFG",以下哪个的值为"DE"",{"answer":82,"createTime":5,"id":83,"options":84,"question":89,"source":30,"type":71},[],139759148,[85,86,87,88],"10 1 2","10-1-2","10-1=7","10-1-2=7","以下程序运行后,输出为print(10,1,2,sep='-',end='=7')",{"answer":91,"createTime":5,"id":92,"options":93,"question":98,"source":30,"type":71},[],139759149,[94,95,96,97],""ABC3"",""ABC*ABC*ABC"",""ABCABCABC"",""CCC"","表达式"ABC"*3的执行结果为( )",{"answer":100,"createTime":5,"id":101,"options":102,"question":107,"source":30,"type":71},[],139759150,[103,104,105,106],"2","4","1","8","表达式'ABabABab'.count('ab')的值为 ( )"]