day03RHCSA(homework）-优快云博客

本文链接：https://blog.youkuaiyun.com/m0_54252341/article/details/123072110

1、总结出vim的三个模式中你认为实用的命令

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2、文件管理命令练习：

在临时目录下创建一个文件，文件名为a.txt；

将a.txt复制成b.txt；将b.txt改名成为c.txt；

创建符号链接，链接文件名为linkc.txt；

[root@192 ~]# mkdir -p /opt/tmp
[root@192 ~]# cd /tmp
[root@192 tmp]# touch a.txt
[root@192 tmp]# ls
a
a.txt
b
c
d
ssh-FhKkHUad0UE4
ssh-ghzyF2ATIWlk
ssh-O3szZlfKfF3W
ssh-ocSje5KHFFZn
sys
systemd-private-2cdfad57fee241b4a2ee8334d27b0dfd-bluetooth.service-5TbhAg
systemd-private-2cdfad57fee241b4a2ee8334d27b0dfd-colord.service-ttVG2h
systemd-private-2cdfad57fee241b4a2ee8334d27b0dfd-fwupd.service-qYrdWf
systemd-private-2cdfad57fee241b4a2ee8334d27b0dfd-geoclue.service-2VMg7g
systemd-private-2cdfad57fee241b4a2ee8334d27b0dfd-ModemManager.service-i4onLf
systemd-private-2cdfad57fee241b4a2ee8334d27b0dfd-rtkit-daemon.service-qtN6Hg
tracker-extract-files.0
vmware-root_867-3988621819
vmware-root_868-2722632226
vmware-root_893-3988097506
vmware-root_902-2730562360
[root@192 tmp]# 
[root@192 tmp]# cp a.txt b.txt
[root@192 tmp]# ls
a
a.txt
b
b.txt
c
d
ssh-FhKkHUad0UE4
ssh-ghzyF2ATIWlk
ssh-O3szZlfKfF3W
ssh-ocSje5KHFFZn
sys
systemd-private-2cdfad57fee241b4a2ee8334d27b0dfd-bluetooth.service-5TbhAg
systemd-private-2cdfad57fee241b4a2ee8334d27b0dfd-colord.service-ttVG2h
systemd-private-2cdfad57fee241b4a2ee8334d27b0dfd-fwupd.service-qYrdWf
systemd-private-2cdfad57fee241b4a2ee8334d27b0dfd-geoclue.service-2VMg7g
systemd-private-2cdfad57fee241b4a2ee8334d27b0dfd-ModemManager.service-i4onLf
systemd-private-2cdfad57fee241b4a2ee8334d27b0dfd-rtkit-daemon.service-qtN6Hg
tracker-extract-files.0
vmware-root_867-3988621819
vmware-root_868-2722632226
vmware-root_893-3988097506
vmware-root_902-2730562360
[root@192 tmp]# 
[root@192 tmp]# mv b.txt c.txt
[root@192 tmp]# ll
total 0
drwxr-xr-x. 2 root root  6 Feb 15 22:19 a
-rw-r--r--. 1 root root  0 Feb 22 16:46 a.txt
drwxr-xr-x. 2 root root  6 Feb 15 22:19 b
drwxr-xr-x. 2 root root  6 Feb 15 22:19 c
-rw-r--r--. 1 root root  0 Feb 22 16:51 c.txt
drwxr-xr-x. 2 root root  6 Feb 15 22:19 d
drwx------. 2 root root 24 Feb 15 20:53 ssh-FhKkHUad0UE4
drwx------. 2 root root 24 Feb 18 11:07 ssh-ghzyF2ATIWlk
drwx------. 2 root root 24 Feb 17 10:12 ssh-O3szZlfKfF3W
drwx------. 2 root root 24 Feb 22 16:21 ssh-ocSje5KHFFZn
drwxr-xr-x. 2 root root  6 Feb 15 22:17 sys
drwx------. 3 root root 17 Feb 22 16:20 systemd-private-2cdfad57fee241b4a2ee8334d27b0dfd-bluetooth.service-5TbhAg
drwx------. 3 root root 17 Feb 22 16:20 systemd-private-2cdfad57fee241b4a2ee8334d27b0dfd-colord.service-ttVG2h
drwx------. 3 root root 17 Feb 22 16:21 systemd-private-2cdfad57fee241b4a2ee8334d27b0dfd-fwupd.service-qYrdWf
drwx------. 3 root root 17 Feb 22 16:20 systemd-private-2cdfad57fee241b4a2ee8334d27b0dfd-geoclue.service-2VMg7g
drwx------. 3 root root 17 Feb 22 16:20 systemd-private-2cdfad57fee241b4a2ee8334d27b0dfd-ModemManager.service-i4onLf
drwx------. 3 root root 17 Feb 22 16:20 systemd-private-2cdfad57fee241b4a2ee8334d27b0dfd-rtkit-daemon.service-qtN6Hg
drwx------. 2 root root  6 Feb 15 22:26 tracker-extract-files.0
drwx------. 2 root root  6 Feb 22 16:20 vmware-root_867-3988621819
drwx------. 2 root root  6 Feb 15 20:53 vmware-root_868-2722632226
drwx------. 2 root root  6 Feb 17 10:11 vmware-root_893-3988097506
drwx------. 2 root root  6 Feb 18 10:50 vmware-root_902-2730562360
[root@192 tmp]# 
[root@192 tmp]# ln -s a.txt linkc.txt
[root@192 tmp]# ll
total 0
drwxr-xr-x. 2 root root  6 Feb 15 22:19 a
-rw-r--r--. 1 root root  0 Feb 22 16:46 a.txt
drwxr-xr-x. 2 root root  6 Feb 15 22:19 b
drwxr-xr-x. 2 root root  6 Feb 15 22:19 c
-rw-r--r--. 1 root root  0 Feb 22 16:51 c.txt
drwxr-xr-x. 2 root root  6 Feb 15 22:19 d
lrwxrwxrwx. 1 root root  5 Feb 22 16:55 linkc.txt -> a.txt
drwx------. 2 root root 24 Feb 15 20:53 ssh-FhKkHUad0UE4
drwx------. 2 root root 24 Feb 18 11:07 ssh-ghzyF2ATIWlk
drwx------. 2 root root 24 Feb 17 10:12 ssh-O3szZlfKfF3W
drwx------. 2 root root 24 Feb 22 16:21 ssh-ocSje5KHFFZn
drwxr-xr-x. 2 root root  6 Feb 15 22:17 sys
drwx------. 3 root root 17 Feb 22 16:20 systemd-private-2cdfad57fee241b4a2ee8334d27b0dfd-bluetooth.service-5TbhAg
drwx------. 3 root root 17 Feb 22 16:20 systemd-private-2cdfad57fee241b4a2ee8334d27b0dfd-colord.service-ttVG2h
drwx------. 3 root root 17 Feb 22 16:21 systemd-private-2cdfad57fee241b4a2ee8334d27b0dfd-fwupd.service-qYrdWf
drwx------. 3 root root 17 Feb 22 16:20 systemd-private-2cdfad57fee241b4a2ee8334d27b0dfd-geoclue.service-2VMg7g
drwx------. 3 root root 17 Feb 22 16:20 systemd-private-2cdfad57fee241b4a2ee8334d27b0dfd-ModemManager.service-i4onLf
drwx------. 3 root root 17 Feb 22 16:20 systemd-private-2cdfad57fee241b4a2ee8334d27b0dfd-rtkit-daemon.service-qtN6Hg
drwx------. 2 root root  6 Feb 15 22:26 tracker-extract-files.0
drwx------. 2 root root  6 Feb 22 16:20 vmware-root_867-3988621819
drwx------. 2 root root  6 Feb 15 20:53 vmware-root_868-2722632226
drwx------. 2 root root  6 Feb 17 10:11 vmware-root_893-3988097506
drwx------. 2 root root  6 Feb 18 10:50 vmware-root_902-2730562360
[root@192 tmp]#