[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fBMEewmDU3awTOx9amwSyuWyAlP55oaDm4GDd180Hdj8":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":31,"type":42},[],"2024-06-05 09:46:04",147510094,[8,9,10,11],"ResultSet","Connection","Statement","PreparedStatement",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},14,"49d2941c8ca181d355f2e6f550aa87a8","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F9657cbc21dffab1ecb7561b73eff23cb.png","JavaWeb","work_35357264","第10章 JDBC","下列选项中,可用于存储结果集的对象是()",[21,33,43,52,61,70,79,89,98,107],{"answer":22,"createTime":23,"id":24,"options":25,"question":30,"source":31,"type":32},[],"2024-05-30 09:29:39",147201903,[26,27,28,29],"$0 当前执行的进程名","$# 位置参数的数量","$* 所有位置参数的内容","$1代表第一个参数,$2代表第二个参数,依次类推,$10代表第十个参数,$11代表第十一个参数","关于shell参数的说法,下面正确的是( )","v1",1,{"answer":34,"createTime":23,"id":35,"options":36,"question":41,"source":31,"type":42},[],147201904,[37,38,39,40],"星号(*):可以匹配任何字符串,包括空串","问号(? ):?可以匹配文件名中的任何字符串","中括号([]):可以匹配一个集合中的元素","执行符号(&amp;):&quot;&amp;&quot;号使程序以后台的形式执行","关于shell中特殊字符说法错误的是( )",0,{"answer":44,"createTime":23,"id":45,"options":46,"question":51,"source":31,"type":42},[],147201905,[47,48,49,50],"bash","ksh","script","csh","以下哪种不是Linux的Shell类型",{"answer":53,"createTime":23,"id":54,"options":55,"question":60,"source":31,"type":42},[],147201906,[56,57,58,59],"$#","$ @","$*","1","为了得到所有的命令行输入的参数个数,我们可以使用变量",{"answer":62,"createTime":23,"id":63,"options":64,"question":69,"source":31,"type":42},[],147201907,[65,66,67,68],"alias","exports","exportfs","export","下面( )命令可用来使shell变量变为一个全局变量",{"answer":71,"createTime":23,"id":72,"options":73,"question":78,"source":31,"type":42},[],147201908,[74,75,76,77],"shell变量","shell脚本","管道","shell语法","你可编制一个由一系列命令组成的程序,该程序可由shell执行.这种类型的程序被称作( )",{"answer":80,"createTime":81,"id":82,"options":83,"question":88,"source":31,"type":42},[],"2024-06-05 09:38:14",147201909,[84,85,86,87],"chmod 644 shell.ksh","chmod 755 shell.ksh","chown 644 shell.ksh","chown 755 shell.ksh","给脚本shell.ksh文件的所有者赋予可执行权限正确的语句( )",{"answer":90,"createTime":23,"id":91,"options":92,"question":97,"source":31,"type":42},[],147201910,[93,94,95,96],"[-f $file ] #名为$file 的目录是否不存在","[-r $file ] #以变量$file 的值为名的文件是否存在并可读","[-w Sfile ] #名为$file 的文件是否存在并可写","[-x $file ] #名为$file的文件是否存在并可执行","下列说法错误的是( )",{"answer":99,"createTime":100,"id":101,"options":102,"question":97,"source":31,"type":42},[],"2024-05-30 09:29:55",147202120,[103,104,105,106],"#名为$file 的目录是否不存在","#以变量$file 的值为名的文件是否存在并可读","#名为$file 的文件是否存在并可写","#名为$file的文件是否存在并可执行",{"answer":108,"createTime":5,"id":6,"options":109,"question":19,"source":31,"type":42},[],[8,9,10,11]]