Information system for business

3 question
You are required to answer the following questions:

1. What are information silos? What problems do they cause in a database? Give an example.  (5 marks)  
2. What are the different business functions integrated by enterprise resource planning (ERP) products? (5 marks)
3. Describe the importance of procurement as an organizational process. (5 marks)

You need to use your lecture notes and textbook when preparing answers for the assignment questions. The answers need to be paraphrased effectively and use Harvard referencing format to provide in-text reference if needed.