Why Do Firms Need to Create Separate Data Repositories for Their

Multiple Choice

Why do firms need to create separate data repositories for their reporting and analytics work?

A) Most firms store their data assets offsite to insure themselves against the possibility of data damage through natural disasters.
B) Maintaining huge databases in-house can be a cost-sink for most firms.
C) Most organizations need to differentiate data derived in-house and from data aggregators.
D) Running analytics against transactional data can bog down a system.
E) Most firms derive their data in a combined and reformatted form.