Task 2 (Worth 20 marks) a) Reflecting on the logical data warehouse you designed in Assignment 2 Task 2 you should now consider how you will ensure the governance of this data warehouse which will includ unstructured big data. Your discussion should focus on the controls that you would put in place to ensure that there is an appropriate level of security and privacy for the information captured, stored and retrieved for decision making when using the proposed data warehouse (about 1000 words). b) Discus some of the key ethical concerns for the day to day use of a data warehouse given that increasingly some decision making might become machine-to- machine automated decision making in response to events in a workflow. Identify ways in which governments and legislation are keeping pace with this phenomena of big data and data driven decision making and the lessening of human intervention in this process (about 500 words). Example references: 1. Security and the Data Warehouse 2. Data Warehousing Security 3. Example of a Data Warehouse Privacy Policy 4. Data separation ensures privacy, security in eBay's petabytescale data warehouse - example of big data 5 Patient Medicine Data Warehouse  Report_on_legal_and_ethical_issues_regarding_data_warehouse,data_mining_and_IP_issues References should be in Havard style Note: should be plagiarism free