Source or destination of data Flow of data Process which transforms flows of data Store of data Symbol Double square Arrow ... time Process employee weekly data Payroll data FIGURE 6.9 Basic data flow diagram symbols and illustrated payroll examples. ... The major rules for data flow diagrams (regulating sources, destinations, data flows, transforms, and subdiagrams) are set forth in figure 6.10.
|Title||:||Effective Management Information Systems|
|Author||:||Robert J. Thierauf|