Re: Can I pass a File Name to WinSCP to FTP Only That File?
                Yes.
Read about
https://winscp.net/eng/docs/commandline#scripting
https://winscp.net/eng/docs/scripting#syntax
        Read about
/parameter command-line argument:
https://winscp.net/eng/docs/commandline#scripting
https://winscp.net/eng/docs/scripting#syntax