In this paper,some basic theories and terms of language testing,like types of language tests and qualities of good tests were briefly discussed.Then CET3(College English Test Band3) in Beijing was analyzed from three ...In this paper,some basic theories and terms of language testing,like types of language tests and qualities of good tests were briefly discussed.Then CET3(College English Test Band3) in Beijing was analyzed from three perspectives:design principles,item formats and test content. In the end,some suggestions were given to improve this test.展开更多
地点:中国旅行社驻外分社营业部Setting:China Travel Service,Overseas Branch人物:杰克·乔治、黄先生Characters:Jack George and Mr.Huang 会话 Dialogue黄先生:乔治先生,您决定了没有?Mr.Huang:Have you made up your mind,Mr....地点:中国旅行社驻外分社营业部Setting:China Travel Service,Overseas Branch人物:杰克·乔治、黄先生Characters:Jack George and Mr.Huang 会话 Dialogue黄先生:乔治先生,您决定了没有?Mr.Huang:Have you made up your mind,Mr.George?乔治:你叫我杰克好了。我决定从上海入境。展开更多
TTCN-3(Testing and Test Control Notation version 3)是一种面向黑盒测试的测试描述与实现语言.随着TTCN-3语言的广泛应用,用户对使用TTCN-3进行性能测试的需求日益强烈.然而,TTCN-3语言没有提供有效的负载描述和产生机制.目前,在使用...TTCN-3(Testing and Test Control Notation version 3)是一种面向黑盒测试的测试描述与实现语言.随着TTCN-3语言的广泛应用,用户对使用TTCN-3进行性能测试的需求日益强烈.然而,TTCN-3语言没有提供有效的负载描述和产生机制.目前,在使用TTCN-3产生性能测试的负载时,通常需要依靠大量的人工编码.该文提出了一种模型驱动方法以更加有效地支持面向TTCN-3的负载生成.在该方法中,负载指标模型用于刻画负载指标及约束关系;负载剖面模型则能够定义指标的取值及指标值随时间变化的情况.基于这些模型,该文提出的算法能够完成从模型到TTCN-3测试系统的自动转换.TTCN-3测试系统可在负载控制点的支持下得以执行,从而模拟出满足模型描述的负载场景.该文通过案例分析验证了上述方法的有效性和所模拟负载场景的准确性.展开更多
文摘In this paper,some basic theories and terms of language testing,like types of language tests and qualities of good tests were briefly discussed.Then CET3(College English Test Band3) in Beijing was analyzed from three perspectives:design principles,item formats and test content. In the end,some suggestions were given to improve this test.
文摘地点:中国旅行社驻外分社营业部Setting:China Travel Service,Overseas Branch人物:杰克·乔治、黄先生Characters:Jack George and Mr.Huang 会话 Dialogue黄先生:乔治先生,您决定了没有?Mr.Huang:Have you made up your mind,Mr.George?乔治:你叫我杰克好了。我决定从上海入境。
文摘TTCN-3(Testing and Test Control Notation version 3)是一种面向黑盒测试的测试描述与实现语言.随着TTCN-3语言的广泛应用,用户对使用TTCN-3进行性能测试的需求日益强烈.然而,TTCN-3语言没有提供有效的负载描述和产生机制.目前,在使用TTCN-3产生性能测试的负载时,通常需要依靠大量的人工编码.该文提出了一种模型驱动方法以更加有效地支持面向TTCN-3的负载生成.在该方法中,负载指标模型用于刻画负载指标及约束关系;负载剖面模型则能够定义指标的取值及指标值随时间变化的情况.基于这些模型,该文提出的算法能够完成从模型到TTCN-3测试系统的自动转换.TTCN-3测试系统可在负载控制点的支持下得以执行,从而模拟出满足模型描述的负载场景.该文通过案例分析验证了上述方法的有效性和所模拟负载场景的准确性.
