Unit 3 DB Write 5 paragraphs that address the following questions: Why do some businesses have separate databases and a data warehouse? Why wouldn’t most businesses have just one large database for all their data, both current and historical? What are the advantages of mobile wireless network over a wired network? How would a mobile wireless network impact a specific company you work for or another company? Cite any sources you used to support your argument using the APA format for in text citations and references. ...