Some questions that I would ask would be,
>Do you want to develop the database for all departments at once, or do you want to design and
implement the database for one department at a time?
>How will the design approach affect the design process?
>Do you want to develop one module at a time, or do you want an integrated system?
What do you envision the SDLC to be?
What do you envision the DBLC to be?