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开始
1
任务四
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Unix 快速入门/exercises2-1
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来自维基教科书，开放的书本，开放的世界
<
Unix 快速入门
任务四
[
编辑
|
编辑源代码
]
1
`..` 表示什么目录？
当前目录
主目录
该目录的上级目录
2
什么是路径？
遍历树的一种方式
UNIX 文件系统中的路由
花园特色
哪个命令更改目录？
cd
类别
:
书籍：Unix 快速入门
华夏公益教科书
