Assignment minimum 600 words and two references

Briefly respond to all the following questions. Make sure to explain and backup your responses with facts and examples. This assignment should be in APA format and have to include at least two references.

Figure 8.1 Business analytics logical data flow diagram (DFD).

Consider the data flow “octopus,” as shown in Figure 8.1. How can the analysis system gather data from all these sources that, presumably, are protected themselves?