Please excuse my "greenhornness" but I seem to be doing something wrong!

empeg:/empeg/bin# cd ..
empeg:/empeg# cd ..
empeg:/# ls
bin drive0 empeg etc lost+found proc swapfile usr
dev drive1 empegVNC-0.6 lib mnt sbin tmp var
empeg:/# chmod -v 755 empegVNC-0.6
mode of empegVNC-0.6 changed to 0755 (rwxr-xr-x)
empeg:/# empegVNC
bash: empegVNC: command not found
empeg:/# empegVNC-0.6
bash: empegVNC-0.6: command not found
empeg:/#

What should I be doing to cause empegVNC to execute? I have VNC running fine between my Mac and a PC.

Thanks,

Lynn