Linux-Working with directories

To print working directory
     pwd

To change directory
To return to home directory
     cd
To change into specified directory name
     cd <directory name>
                                 
To change to home or other path relative to home.
“~” is an alias for your home directory
     cd ~
To move up one directory
     cd ..
To return to previous directory
     cd -

To list all files in the current directory
To list all files in the current directory, in column format
     ls
To list the files in the specified directory
     ls <directory name>
To list files in “long” format, 1 file per line with additional
information
     ls -l
To list all files, including “hidden” files
     ls -a
To show the directory's detailed information
     ls -ld <directory name>
To list all files whose names begin with the letter “d” in the
/usr/bin directory
     ls /usr/bin/d*
To list files based on their size
     ls -sh

To create a directory
     mkdir <directory name>
          eg: mkdir dhan
     mkdir -p <directory path>
          eg: mkdir -p /home/sng/dhan

To create directories in multiple paths
     mkdir -p parent/{child1,child2,child3}
          eg: mkdir -p work/{in,out,pending}/{a,b,c}

To delete a directory
     rmdir <directory name>
          eg: rmdir /tmp/myfiles/