Question

Which of the following are collections of data designed to support management decision making, and sometimes serve as repositories of organizational knowledge?

a) Data Warehouses
b) Data Marts
c) Data Lakes
d) Data Cubes

Answer 1

Data Warehouses, Data Marts, and Data Lakes are collections of data that support management decision making and serve as repositories of organizational knowledge.

Step-by-step explanation:

Data Warehouses, Data Marts, and Data Lakes are all collections of data designed to support management decision making and serve as repositories of organizational knowledge.

• Data Warehouses are centralized repositories of integrated data from various sources within an organization. They provide a single source of truth for reporting and analysis purposes.
• Data Marts are smaller, specialized subsets of data warehouses that are designed to meet the specific needs of a particular department or business unit.
• Data Lakes are large repositories of raw, unprocessed data from a variety of sources. They provide a flexible and scalable storage solution for big data analytics.