The following data flow diagram (DFD) is part of the flow models for the requirements of the ACE store management software. It describes the process of responding to a customer request for querying about an item. Derive the architecture design from this DFD, and draw the (brief) component diagrams that represent your architectural design. Official queryInitial item report / Format itemItem queryFormatted reportGenerate itemdescriptionPreprocessCustomerPrinterquerydescriptionQuery recordItem synopsisWarehouseItem info\Examination orderinitial report\corrected report/Item-checking request/PrepareexaminationExamine itemCorrect reportFinalize taskTask memoStoreStore StaffdescriptionerrorsmemoManagerorder

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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

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The following data flow diagram (DFD) is part of the flow models for the requirements of the ACE store management software. It describes the process of responding to a customer request for querying about an item. Derive the architecture design from this DFD, and draw the (brief) component diagrams that represent your architectural design.

Official query
Initial item report / Format item
Item query
Formatted report
Generate item
description
Preprocess
Customer
Printer
query
description
Query record
Item synopsis
Warehouse
Item info
\Examination order
initial report
\corrected report/
Item-checking request/
Prepare
examination
Examine item
Correct report
Finalize task
Task memo
Store
Store Staff
description
errors
memo
Manager
order

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