how to go back a folder inside puty code example

Example 1: putty open file command

<!--- go to directory --->
cd dir

<!--- list files --->
ls -la

<!--- view file content --->
vi test.php

Example 2: move into folder cmd

The cd command can be used to change into a subdirectory,

cd subdirectory_name						-> To go one level into subdir
cd subdirectory_name/subsubdirectory_name	-> To go two levels into subdir

move back into the parent directory,

cd ..\       -> To go back one level
cd ..\..\    -> To go back two levels

move to previos directory,

cd -

move all the way back to the root directory or move to any
given directory

cd C:/Give_Path_to_directory