Command For Linux

it's Basic Linux Commands

functions of basic linux commands
ls (list): 
     List information about the files (the current directory by default)

df (Disk free):
     Display statistics about the amount of free disk space on the specified file_system or on the file system of which file is a part

dd ( Copy and convert (called dd because cc is already in use by C compiler)) :
      Copy a file, converting and formatting according to the operands

cd (change directory) :
       cd . :
           will leave you in the same directory 
        cd .. : 
            will move you up one directory.
         cd : 
            will allow the user change between file directories 

mv (move) :
         move or rename files

mkdir(Make directory) : 
          just making a new directory

rmdir(remove directory) :
          the user remove the directory . if it is empty.

tree :
          lists the files in the current directory.