H

Heuristics

The informal, judgmental knowledge of an application area that constitutes the "rules of good judgment" in the field. Heuristics also encompass the knowledge of how to solve problems efficiently and effectively, how to plan steps in solving a complex problem, how to improve performance, and so forth. From the Greek-- Heuriskein to discover.

Hypermedia

Combination of several types of media such as text, graphics, audio, and video.

Hypertext

An approach for handling text and other information by allowing the users to jump from a given topic, whenever he or she wishes, to related topics. A knowledge management technique in which knowledge is represented in linked documents and processed in a way that allows a user to select a highlighted marker on the currently viewed page to access a linked page about a topic indicated by the marker.