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.
What is SAP LSMW-. SAP LSMW stands for Legacy System Migration Workbench), it is a tool that supports to transfer the data from non SAP systems to SAP R/3. The data can be transferred to SAP system by using batch input, direct input, Intermediate Document (IDOCs) and BAPIs (Business Application Programming Interface).