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On the Role of Information Overload in Information Systems (IS) Success: Empirical Evidence from Decision Support Systems
It has been suggested that information overload decreases decision-making performance. This study empirically examines the mediating role of information (over-)load on the relationships between two system features (deep structure usage and system quality) and managerial performance using a mixed-method-approach (survey and interviews). It analyzes the relationships with respect to a state-of-the-art decision support system (DSS). Our results indicate that information overload adversely affects managerial performance and mediates the influence of system quality and deep structure usage on managerial performance. We find that system quality is positively related to information overload. Drawing on cognitive load theory, we hypothesize and confirm that deep structure usage reduces perceived information overload. Additional evidence from interviews further illustrate these results and show that information overload can be influenced in counter-intuitive ways by system aspects. Our results have important implications for the design of modern information system (IS) landscapes to support managerial performance. They draw attention to the importance of information overload as a mediating factor in the interrelationship among deep structure usage, system quality and managerial performance
Teaching Generic Competences in Software Engineering via E-Learning
The discipline ‘Software Engineering’ is difficult to represent in higher education, because of the complexity of software development projects and the variety of skills required. In addition to specialist skills (professional competences), generic competences are increasingly becoming the focus of education. This paper deals with the training of generic competences in the software engineering module. For this purpose, an existing didactic concept was enhanced by E-Learning with the help of a Moodle course