Massive Open Online Courses(MOOCs)are courses delivered in an online environment with several features that are different from previous approaches to online education.The effectiveness of MOOCs is an open question bec...Massive Open Online Courses(MOOCs)are courses delivered in an online environment with several features that are different from previous approaches to online education.The effectiveness of MOOCs is an open question because completion rates are substantially less than traditional online education courses and online courses’quality varies.The aim of this study is to identify an available way to evaluate a MOOC and give some suggestions to improve it.This study attempts to evaluate a MOOC,Learning English for Academic Purpose by using the judgmental perspective suggested by Chapelle(2001).It proves the operability of Chapelle’s evaluation framework even in a MOOC environment.And through the evaluation,it is found that this course is useful and has great language learning potential.Meanwhile,it also has some drawbacks,such as,lack of consideration about individual differences,poor test feedback and so on.展开更多
At present,most providers of cloud computing mainly provide infrastructures and services of infrastructure as a service(IaaS).But there is a serious problem that is the lack of security standards and evaluation model ...At present,most providers of cloud computing mainly provide infrastructures and services of infrastructure as a service(IaaS).But there is a serious problem that is the lack of security standards and evaluation model of IaaS.After analyzing the vulnerabilities performance of IaaS cloud computing system,the mapping relationship was established between the vulnerabilities of IaaS and the nine threats of cloud computing which was released by cloud security alliance(CSA).According to the mapping relationship,a model for evaluating security of IaaS was proposed which verified the effectiveness of the model on OpenStack by the analytic hierarchy process(AHP) and the fuzzy evaluation method.展开更多
The comprehensive intervention of Generative Artificial Intelligence(GenAI)into the educational ecosystem represents far more than a mere technological iteration;it marks a discontinuous mutation in the history of cur...The comprehensive intervention of Generative Artificial Intelligence(GenAI)into the educational ecosystem represents far more than a mere technological iteration;it marks a discontinuous mutation in the history of curriculum design,comparable in profundity to the advent of the printing press or the internet.We are currently witnessing a fundamental reset of the"value"assigned to cognitive tasks.As the marginal cost of content generation approaches zero,the premium in education is shifting drastically from the retrieval and accumulation of information to its evaluation,curation,and synthesis.This report,based on an exhaustive review of global educational frontiers-including empirical cases from Singapore,China,and Western higher education institutions-provides an in-depth analysis of the educational landscape in the Post-GPT era.The analysis indicates that traditional capabilities centered on rote memorization and linear execution are depreciating at an accelerated rate.Conversely,skills emphasizing high agency,evaluative judgment,and human-machine collaboration are rapidly climbing the value chain.Future curriculum design must achieve a paradigm shift from"AI as Oracle,"where students passively receive answers,to"AI as Partner"or"Cognitive Mirror,"where students actively critique and refine outputs.This transition is essential to address the increasingly severe risks of cognitive offloading and skill atrophy.展开更多
文摘Massive Open Online Courses(MOOCs)are courses delivered in an online environment with several features that are different from previous approaches to online education.The effectiveness of MOOCs is an open question because completion rates are substantially less than traditional online education courses and online courses’quality varies.The aim of this study is to identify an available way to evaluate a MOOC and give some suggestions to improve it.This study attempts to evaluate a MOOC,Learning English for Academic Purpose by using the judgmental perspective suggested by Chapelle(2001).It proves the operability of Chapelle’s evaluation framework even in a MOOC environment.And through the evaluation,it is found that this course is useful and has great language learning potential.Meanwhile,it also has some drawbacks,such as,lack of consideration about individual differences,poor test feedback and so on.
基金National Natural Science Foundation of China(No.61462070)the"ChunHui Plan"Project of Educational Department,China(No.Z2009-1-01062)the Research of Evaluation Technology of Security and Reliability of Cloud Computing and the Built of Testing Platform That is a Technology Plan Project of Inner Mongolia,China
文摘At present,most providers of cloud computing mainly provide infrastructures and services of infrastructure as a service(IaaS).But there is a serious problem that is the lack of security standards and evaluation model of IaaS.After analyzing the vulnerabilities performance of IaaS cloud computing system,the mapping relationship was established between the vulnerabilities of IaaS and the nine threats of cloud computing which was released by cloud security alliance(CSA).According to the mapping relationship,a model for evaluating security of IaaS was proposed which verified the effectiveness of the model on OpenStack by the analytic hierarchy process(AHP) and the fuzzy evaluation method.
文摘The comprehensive intervention of Generative Artificial Intelligence(GenAI)into the educational ecosystem represents far more than a mere technological iteration;it marks a discontinuous mutation in the history of curriculum design,comparable in profundity to the advent of the printing press or the internet.We are currently witnessing a fundamental reset of the"value"assigned to cognitive tasks.As the marginal cost of content generation approaches zero,the premium in education is shifting drastically from the retrieval and accumulation of information to its evaluation,curation,and synthesis.This report,based on an exhaustive review of global educational frontiers-including empirical cases from Singapore,China,and Western higher education institutions-provides an in-depth analysis of the educational landscape in the Post-GPT era.The analysis indicates that traditional capabilities centered on rote memorization and linear execution are depreciating at an accelerated rate.Conversely,skills emphasizing high agency,evaluative judgment,and human-machine collaboration are rapidly climbing the value chain.Future curriculum design must achieve a paradigm shift from"AI as Oracle,"where students passively receive answers,to"AI as Partner"or"Cognitive Mirror,"where students actively critique and refine outputs.This transition is essential to address the increasingly severe risks of cognitive offloading and skill atrophy.
