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.
A solution architect, in information technology, is a practitioner of solution architecture. Typically part of the solution development team, the solution architect translates requirements created by functional analysts into the architecture for that solution and describing it through architecture and design artifacts. The rest of the development team then uses those artifacts to implement the solution.