PART01.       problem1.1 - A Problem Database Manager, Part01/07 
PART02.       problem1.1 - A Problem Database Manager, Part02/07 
PART03.       problem1.1 - A Problem Database Manager, Part03/07 
PART04.       problem1.1 - A Problem Database Manager, Part04/07 
PART05.       problem1.1 - A Problem Database Manager, Part05/07 
PART06.       problem1.1 - A Problem Database Manager, Part06/07 
PART07.       problem1.1 - A Problem Database Manager, Part07/07