This document discusses key concepts related to data, information, knowledge, and decision making. It defines data as raw facts or observations, information as processed data that provides meaningful context, and knowledge as the combined result of experiences and information possessed. The document also describes attributes of information quality, types of managerial decisions as structured, unstructured, or semi-structured, and levels of decision making as strategic, tactical, or operational. Overall, the document provides an overview of fundamental concepts for understanding information use in decision making.