Linux - Directory commands

Linux - Directory commands

• 1.
  Linux - DirectoryCommands
• 2.
  mkdir The mkdir commandcreates new directories in your file system.  mkdir myfiles  Creates a new directory called myfiles whose parent is the current directory.  mkdir --version  mkdir --help  mkdir ~/myfiles  Create the directory myfiles in your home directory, specified here with a tilde ("~")
• 3.
   mkdir -ma=rwx mydir  Create the mydir directory, and set its file mode (-m) so that all users (a) may read (r), write (w), and execute (x) it.  mkdir -p /home/hope/Documents/pdf  Creates the directory /home/hope/Documents/pdf. If any of the parent directories /home, /home/hope, or /home/hope/Documents do not already exist, they will automatically be created.  mkdir -p /home/test/test1/test2/test3/test4  to create several subdirectories at one time  mkdir test1 test2 test3  to create multiple directories at one time
• 4.
  Output
• 5.
  Output
• 6.
  rmdir  rmdir —The rmdir command removes a directory from your filesystem.  rmdir mydir
• 7.
  cd  The cdcommand, which stands for "change directory", changes the shell's current working directory.  By default, when you open a terminal and begin using the command line, you are placed in your home directory.  All files and directories on your system stem from one main directory: the root directory.  Any directory contained inside another directory is called a subdirectory.
• 8.
   cd /documents/work/accounting To change into this directory, making it our working directory  cd /  To change into the root directory, making it our working directory  cd .  The current directory, regardless of which directory it is, is represented by a single dot (".").  cd ~  Change to home directory. Your home directory is the directory you're placed in, by default, when you open a new terminal session  cd  Change to home directory  cd ..
• 9.
   cd documents cd ./documents  cd documents/.  cd ./documents/.  cd /documents/work/accounting  To change into this directory, making it our working directory
• 10.
  Output
• 11.
  ls  ls  ls/  List root directory  ls ..  List parent directory  ls ~  List user's home directory   ls -l  List with long format  ls -a  Show hidden files  ls -t  Sort by date/time
• 12.
   ls -S Sort by file size  ls *  List all subdirectories  ls -R  Recursive directory tree list  ls *.txt  List only text files with wildcard  ls > out.txt  ls redirection to output file  ls -d */  List directories only  ls -d $PWD/*  List files and directories with full path
• 13.
  Output
• 14.
  output
• 15.
  Output
• 16.
   ls -p Puts / at the end of the directory  ls -u  -lists in the order of access time  ls -i  Display inode infm (index no)  ls -ltr  Lists files order by date  ls -lSr  Lists files order by file size