Data is a collection of unprocessed and discrete data or numbers. Data is unorganized and has no meaning or relevance. It has to be processed to derive purpose and Knowledge Management identifies this data, track and store them to derive useful patterns.
Collection of processed data that derives meaning and helps in decision making. It adds some context to the data and this involves asking questions such as what, when, who and where.
Knowledge is derived from information and it is composed of insights, ideas and judgments that helps in clear decision making. This involves a detailed analysis of information and helps in decision-making. This requires answering “how” questions.
Wisdom is complete understanding and ultimate insight into the data. It is used by the management to take strategic decisions and remain competitive. It requires answering a lot of “why” questions and gaining a deeper understanding of knowledge.