terminal is linux, in windows it's Command Prompt
CWD - current working directory.
When you open command prompt, the prompt looks something like
C:\Users\Sylas>
So CWD is c:\user\Sylas. Let's say you saved your hello.py at c:\Users\Sylas\my_python_files\
then on the prompt write
write
i.e.
C:\Users\Sylas\my_python_files>python hello.py
CWD - current working directory.
When you open command prompt, the prompt looks something like
C:\Users\Sylas>
So CWD is c:\user\Sylas. Let's say you saved your hello.py at c:\Users\Sylas\my_python_files\
then on the prompt write
cd my_python_files
and the prompt will look like C:\Users\Sylas\my_python_files>write
python hello.py
i.e.
C:\Users\Sylas\my_python_files>python hello.py