Keyword search is a user-friendly approach that enables inexperienced users to easily retrieve information from XML data with no specific knowledge of complex structured query language. Since an XML document can have a large size and contain a lot of information, an XML keyword search result...

This paper introduces the use of propositional logic calculus in the elaboration of educational quizzes to assess the level understanding of students in a specific theme of their courses. The technique introduced in this paper goes beyond multiple-choice quizzes. The technique requires several...