Complete a decomposed lower level data flow diagram (DFD) for the following requirements for a customer posting payment to a store charge account. This is done by scratch using Microsoft Visio and based on the Gane and Sarson shapes as explained in the lesson and textbook

Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
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Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Complete a decomposed lower level data flow diagram (DFD) for the following requirements for a customer posting payment to a store charge account. This is done by scratch using Microsoft Visio and based on the Gane and Sarson shapes as explained in the lesson and textbook (Chapter 6). 

  • The customer will send payment by mail and the payment will be posted through the system that updates the customer charge account.
  • The payments have to be deposited systematically to the bank, recorded in the general ledger by the system, and the system should automatically send the customer a receipt.
  • Your DFD should have two external entities, two data stores, and three processes.
  • You should utilize Microsoft Visio to create this DFD.
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