PERT Study Guide with Practice Questions. PERT is a computer adaptive exam. That means that not all test takers will see the same questions, because the computer will show questions of varying levels of difficulty based on the answers to previous questions.
In 1992, SAP released R/3, which represented a switch from mainframe computing to the client-server model, and from a two-tier to a three-tier architecture, in which presentation, applications and data were housed separately. R/3 was a critical product for SAP that launched the company onto the world stage.
Role of the Application Architect. âArchitectâ is one of the buzzwords sometimes used just to name an important person working in the software development department. In other cases, we will only call this way people who understand how given software works. For some people it will be another level of software developersâ career ladder.