The discrete forms of knowledge required for successful use of interactive information systems are investigated. Achievement of three forms of knowledge among novice users of a CD-ROM encyclopedia was examined. Tasks measured users' knowledge and skills in managing/controlling the system, navigating between information nodes, and selecting…

To examine the effects of introducing portable computers into secondary schools, a study was conducted regarding information technology skills and attitudes of staff and eighth grade students prior to and after receiving individual portable computers. Knowledge and use of word processing, spreadsheets, and database applications increased for both…