1) SAP INTRODUCTION

     SAP  INTRODUCTION

     SAP ( "System application and Products" for Business Data Processing)

         born in GERMANY .

         Developed By a Company SAP AG.

         A G  Stands for   "Akitengesellschaft" 

     It was developed on 1972 by five Ex-IBM employees. 50 top industries as clients in 3 years inception

     SAP contains 3-Tier Architecture.Advantages are load balancing,scalability,highavailablity.

     In SAP functional modules are

         FICO (Finance and controlling

         SD     (Sales and distribution)

         MM  (Material management)

         HR    (Human resource)

        ----------

        etc........

    To maintain all this functional modules SAP designed one technical module named as

    " ABAP"(Advanced Bussiness Application Programming).

    ABAP is a 4th generation language.

    SAP designed already 17,000 predefined applications and 11,000 predefined tables.By using these

    we have to implement abap coding.

    In abap we have all these concepts.

•     DDIC(data dictionary)
•     INTERNAL TABLES
•     SELECTION SCREENS
•     REPORTS
•           i)classic reports
•           ii)interactive reports
•           iii)ALV reports
•     BDC(batch data communication)
•          session method,recording, LSMW(legacy system migration workbench)
•     SCRIPTS
•     SMART FORMS
•     OOPS ABAP
•     MODULE POOL
•     BAPI(bussiness application programming interface)
•     BADI(bussiness addins)
•     CROSS-APPLICATIONS.