Draw Level-0 Data Flow Diagram with the info below:Draw Rectangles for External Entities:CustomerInventory SystemSupplierDraw Rounded Cricle for Processes:Sales Processing (1)Inventory Management (2)Demand Forecasting (3)Feedback Analysis (4)Supplier Ordering (5)Draw Parallel Lines for Data Stores:Sales DataInventory DataForecast DataFeedback DataSupplier DataDraw Arrows for Data Flows:From Customer to Sales Processing (Orders)From Sales Processing to Sales Data (Updates)From Sales Data to Inventory ManagementFrom Inventory Management to Inventory System (Stock Reports)From Inventory Management to Supplier Ordering (Order Requests)From Supplier to Supplier Ordering (Delivery Confirmations)From Demand Forecasting to Forecast DataFrom Sales Data to Demand Forecasting (Sales Information)From Customer to Feedback Analysis (Feedback)From Feedback Analysis to Feedback Data (Feedback Information)Label Everything Clearly:Ensure that each entity, process, and data store has a label.Label each data flow with the nature of the data being transferred.

Data flow diagram represents different levels of abstraction. Levels in data flow diagram are…

Answered: Draw Level-0 Data Flow Diagram with the…

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Draw Level-0 Data Flow Diagram with the info below:

Draw Rectangles for External Entities:
- Customer
- Inventory System
- Supplier
Draw Rounded Cricle for Processes:
- Sales Processing (1)
- Inventory Management (2)
- Demand Forecasting (3)
- Feedback Analysis (4)
- Supplier Ordering (5)
Draw Parallel Lines for Data Stores:
- Sales Data
- Inventory Data
- Forecast Data
- Feedback Data
- Supplier Data
Draw Arrows for Data Flows:
- From Customer to Sales Processing (Orders)
- From Sales Processing to Sales Data (Updates)
- From Sales Data to Inventory Management
- From Inventory Management to Inventory System (Stock Reports)
- From Inventory Management to Supplier Ordering (Order Requests)
- From Supplier to Supplier Ordering (Delivery Confirmations)
- From Demand Forecasting to Forecast Data
- From Sales Data to Demand Forecasting (Sales Information)
- From Customer to Feedback Analysis (Feedback)
- From Feedback Analysis to Feedback Data (Feedback Information)
Label Everything Clearly:
- Ensure that each entity, process, and data store has a label.
- Label each data flow with the nature of the data being transferred.

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