> I'm very new to IBO,

Welcome!

> I've download Evaluation kits.
> Now I'm running some demos included,
> but i dont have MASTSQL.GDB requiered.
>
> Please help me where i can find it.

This comes with Delphi. Perhaps you chose not to install the Delphi sample
databases?
Search your entire drive for *.gdb and see what comes up.

Jason Wharton