Notice of RetractionDesign and application of an E-learning platform for various learning groups

This paper designs and implements an individualized multimedia e-learning platform, multi systems based on one platform are published for various learning groups such as primary and middle school students, college students, or students of adult education. It based on J2EE and adopts the popular open source architectures SSH (struts, spring and hibernate). The philosophy of the question and test driven (QTD) are realized in the platform. A set of function for learner guide, the process control and teaching evaluation is provided. The application turns out that the platform is reasonably designed and can fully meet the requirements of school or individual learners.