Difference between Collect and Sum in SAP ABAP
SUM vs. Collect in SAP ABAPSUMWhen processing an internal table in a block starting with LOOP and concluded by ENDLOOP, SUM calculates the control totals of all fields of type I, F and P and places...
Differences between ABAP and OOABAP
OOABAP is used to develop BSP/PCUI applications and also anything involved object oriented like BADIs, SmartForms..etc.where as ABAP is used to develop traditional programs in R/3.