IBM added the term “Universal” to reflect DB2’s capability to store all kinds of electronic data including traditional relational data, as well as audio, video, text, and so on, and the support of a range of operating systems and hardware architectures.
Rational, Information Management, WebSphere, Tivoli, and Lotus.
Yes. All the DB2 editions other than DB2 Everyplace have a set of core modules that are the same; therefore, an application that works with DB2 Personal will work against DB2 Enterprise.
No. DB2 Connect is required only in one direction: when connecting from a DB2 LUW to DB2 for z/OS or other host server like DB2 for i5/OS, DB2 for VM, and VSE or DB2 for OS/390.