i need a 0 level dfd for online auction system. it consists of three modules, namely, seller(who is selling the product), buyer( bidder bidding for the product), and an admin.
sellers functionality are to register, pay to upload new product upload new product, view product status, take payment from highest bidder, and ship it to the customer.
buyers functionality are to register, bid, and pay for bid
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Abstract
This software is meant for conducting elections in any educational institution. Mainly two databases are present; one for voters and other for candidates. There is also a database for posts. There are two front ends for software. One administrator and the other for voters. The administrator must create the database before the elections by using the tools provided in the administrator front end. The election can be held on a network in which one terminal must be set as a server in which the database is stored. The client can run the p ....etc

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dfd for bank containing Functions like new account entry,deposite money,withdraw money ....etc

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DFD and ER daigram of email filtering..... ....etc

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thanks its a better idea of election and economy ....etc

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Hi am srija i would like to get details on dfd diagram for online blood donation system ....etc

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I want a ppt of how do elections affect economy ....etc

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0,1,2 and 3rd level dfd of training and placement system ....etc

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