In the example shown in Figure 4.14, the data flow can leave the a#39;check stock levelsa#39; process in one of two ways, depending on the availability of stock. ... In the same way, we can create level 1 DFDs to show the details of each of the processes shown in our level 0 DFD. ... A data flow diagram that represents this style of design well is the object interaction diagram. actor data store ( data flow Figure 4.15anbsp;...
|Title||:||FCS Systems Analysis & Design L4|
|Author||:||Lock & Philander|
|Publisher||:||Pearson South Africa - 2009|