What is the purpose of text determination,a/c determination

Answer1:
Text determination: For transferring information from material or customer to order/delvery or invoice (and anything inbetween)

Account determination: For transferring financial and costing information to proper financial docs

Partner determination: For determing who is is legally resposible for A/r, who the goods are going to and whatever else you waana drive through this functionality.

Output determination: What kinda output does a sales/delivery/billing document create and who gets it, where?. For example A partner might get an EDI notification for a sales order just confirmed, whereas a financial/leasing company gets the invoice!

Answer2:
(a) Text Determination: Any Texts in Masterial Master/Material Determination/Order/Delivery , etc is meant to convey messages to the subsequent documents for compliance. e.g. "Give Top Priority" message mentioned in Order is meant for Production Dept. (b) Account Determination:is integration between Finance and SD. The A/P along with Account Keys need to be allocated accordingly with combination of Account Determination Group for Customer and Material if required. (c) Partner Determination:To identify which type of Partner it is so that if required for same Customer different Partner Functions may be required e.g Only One Sold To Party per Customer. More than One Ship to Party/ Bill to Party/ Payer possible. Accordingly different Masters will have to be created. Useful for despatch of Material in casae of Ship to Party, sending Bill in case of Bill to Party and payment followup/Dunning in case of Payer. (d) Output Determination: What type of Output (Fax/Mail, etc) is required, where and in what Format(ABAP Customisation may be required in some cases especially Invoices). (e) Storage Location Determination: depends on Plant, Shipping Point and Storage Conditions