Linux Learning Unit 3

Unit 3

1. Man

Man->>manual # # #man是手册缩写

Man Man # # # # #查看man命令的帮助

Man passwd # # #查看passwd命令的帮助

The level of man

1 system Commands

2 System Interface

3 Function Libraries

4 special files, such as device files

5 Files

6 Games

7 Package for the system

8 System Administration commands

9 Cores

Man 5 passwd # help #查看/etc/passwd file

Man 1 passwd # #查看passwd命令的帮助, 1 can be omitted

A shortcut to the man page

down key # #向上或向下一行

Pageup|pagedown # #向下一个屏幕或者向上一个屏幕

D|u # #向下或者向上半个屏幕

G|GG # #跳转页面到man最下面或最上面

/keyword # #搜索关键字, keywords are highlighted, n is matched, n up

Q # #退出帮助页面

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Linux Learning Unit 3