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  2. T-code - Wikipedia

    en.wikipedia.org/wiki/T-code

    On the SAP Easy Access screen or the SAP Menu screen, locate the command field at the top of the screen. It is usually denoted by a magnifying glass icon or labeled as "Command" or "Tcode." Enter the desired Tcode into the command field. Tcodes are typically four characters long and consist of alphanumeric characters (e.g., "ME21N" or "FB50").

  3. The Power of 10: Rules for Developing Safety-Critical Code

    en.wikipedia.org/wiki/The_Power_of_10:_Rules_for...

    The Power of 10 Rules were created in 2006 by Gerard J. Holzmann of the NASA/JPL Laboratory for Reliable Software. [1] The rules are intended to eliminate certain C coding practices that make code difficult to review or statically analyze.

  4. Data validation - Wikipedia

    en.wikipedia.org/wiki/Data_validation

    The rules may be implemented through the automated facilities of a data dictionary, or by the inclusion of explicit application program validation logic of the computer and its application. This is distinct from formal verification , which attempts to prove or disprove the correctness of algorithms for implementing a specification or property.

  5. SAP Graphical User Interface - Wikipedia

    en.wikipedia.org/wiki/SAP_Graphical_User_Interface

    SAP GUI is the graphical user interface client in SAP ERP's 3-tier architecture of database, application server and client.It is software that runs on a Microsoft Windows, Apple Macintosh or Unix desktop, and allows a user to access SAP functionality in SAP applications such as SAP ERP and SAP Business Information Warehouse (BW).

  6. ABAP - Wikipedia

    en.wikipedia.org/wiki/ABAP

    All SAP data exists and all SAP software runs in the context of a SAP system. A system consists of a central relational database and one or more application servers ("instances") accessing the data and programs in this database. A SAP system contains at least one instance but may contain more, mostly for reasons of sizing and performance.

  7. Maker-checker - Wikipedia

    en.wikipedia.org/wiki/Maker-checker

    Maker-checker (or Maker and Checker or 4-Eyes) is one of the central principles of authorization in the information systems of financial organizations. The principle of maker and checker means that for each transaction, there must be at least two individuals necessary for its completion.

  8. SAP ERP - Wikipedia

    en.wikipedia.org/wiki/SAP_ERP

    An ERP was built based on the former SAP R/3 software. SAP R/3, which was officially launched on 6 July 1992, consisted of various applications on top of SAP Basis, SAP's set of middleware programs and tools. All applications were built on top of the SAP Web Application Server. Extension sets were used to deliver new features and keep the core ...

  9. Crystal Reports - Wikipedia

    en.wikipedia.org/wiki/Crystal_Reports

    Terry Cunningham and the Cunningham Group originated the software in 1984. [2] Crystal Services Inc. marketed the product [3] (originally called "Quik Reports") when they could not find a suitable commercial report writer for an accounting software they developed add-on products for, which was ACCPAC Plus for DOS (later acquired by Sage). [4]