A. is a repository of data accumulated from internal and external data sources, including financial data, to help management decision making. flat file data warehouse homogenous system heterogeneous system Question 7 8 pts Chapter 5 discusses the essential properties of working papers. With respect to data analytics, working papers should contain the following items except: work programs used to document the audit procedures to collect, manipulate, model, and evaluate data evidence, including performance evaluations, of the competency of the auditors completing the working paper database maps and data dictionaries that define the location and types of data auditors will analyze documentation about existing automated controls, including parameters and variables used for analysis