The data flow symbols shown on page 185 were designed by Ed Yourdon, a well-known IT author,
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Systems Analysis and Design
ISBN: 978-1285171340
10th edition
Authors: Shelly Cashman, Harry J. Rosenblatt
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The data flow symbols shown in Figure 5-1 were designed by Ed Yourdon, a well-known IT author, lecturer, and consultant. Many IT professionals consider him to be among the most influential men and...
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