explain the figure ?? (Accounting information system)

Finished Goods Sales Forecasts Revenue Cycle Expenditure Cycle FIGURE 14-2 Level 0 Data Flow Diagram of the Production Cycle (annotated to include threats) Purchase Requisitions Customer Orders Bill of Materials 2.0 Plannin and Scheduling Raw Materials 11.0 Produd Design Operations List Production Orders WIP Costs Labor Labor Needs Available Production Orders, Finished Goods Materials Requisitions, and Move Tickets Labor Human Resources Costs Management/ WIP Payroll Cycle 3.0 Production Job-time Tickets, Move Tickets, and Materials Requisitions Operations 4.0 Cost Accounting A A A Raw Materials and Overhead Costs Cost of Goods Manufactured Reports Management General Ledger and Reporting System