【摘要】 本文叙述了软件开发的模式和软件的质量问题，以及利用CASE工具开发出高质量的软件产品，并简要叙述了如何应用上述原理和方法，开发试题库系统。更多还原

【Abstract】 In this paper, the model of software development, the quality ensuring of the software and how to use CASE to develop high quality software products are discussed.Based on the principle and the method above mentioned, an example of deveIoping of problem database system is briefly discused.更多还原