UNDO，An Aid for Explorative Learning？
HarldE.Otto
【期刊名称】《计算机科学技术学报：英文版》 【年(卷),期】1992(007)003
【摘要】New users of an application system,especially computer novices,can become confused and frustrated after experiencing the first,perhaps not recoverable error situations during the early stages of exploration and learning.System facilities,which let users UNO and REDO executed commands,are suggested to be and aid for active learning and can be used as a method for systematic exploration through recovering from unknown and newly explored (perhapw wrong)system states by cancelling executed commands with UNDO.An explorative learning experiment on a commercial graphics editor with a modified user interface revealed reasons.why one-step recall UNDO does not guarantee successful explorative learning of a comples connitive skill such as graphics editing on computer. 【总页数】11页(226-236)
【关键词】软件UNDO;探索性学习;图形逻辑 【作者】HarldE.Otto
【作者单位】TechnicalUniversityofDarmstadt,－6100Darmstadt,Germany 【正文语种】英文 【中图分类】TP31
UNDO,An Aid for Explorative Learning？
