Linux Jobs (ii)

1. What are the file management commands on Linux, their commonly used methods and their related examples?

Linux file management commands typically have cat, TAC, more, less, tail, head

3. Use the command line expansion function to complete the following exercises:

(1), create/tmp directory: A_c, A_d, B_c, B_d

TOUCH/TMP/{A,B}_{C,D}

(2), create the/tmp/mylinux directory:

mylinux/

├──bin

├──boot

│└──grub

├──dev

├──etc

│├──rc.d

││└──init.d

│└──sysconfig

│└──network-scripts

├──lib

│└──modules

├──lib64

├──proc

├──sbin

├──sys

├──tmp

├──usr

│└──local

│├──bin

│└──sbin

└──var

├──lock

├──log

└──run

Mkdir-p/tmp/mylinux/{bin,boot/grub,dev,etc/rc.d/init.d,etc/sysconfig/network-scripts,lib/modules,lib64,proc, sbin,sys,tmp,usr/local/{Bin,sbin},var,lock,log,run}

4, what is the metadata information of the file, what does it mean, how to view it? How to modify timestamp information for a file.

Linux Jobs (ii)