P.J.Denning观点
Denning认为：计算原理可以总结为7类。 计算---Computation 7类原理：计算机理的功能角度 Computation: meaning and limits of computation 通信---Communication Communication:reliable data transmission Coordination:cooperation among networked entities 协作---Coordination Recollection:storage and retrieval of information Automation:meaning and limits of automation 记忆---Recollection Evaluation:performance prediction and capacity planning 自动化-Automation Design:building reliable software systems 评估---Evaluation 4类核心实践 Programming 设计---Design Systems and systems thinking Modeling, validating, testing, and measuring Innovating