Der vorliegende Beitrag befasst sich mit dem Vergleich von rechenintensiven multi-threaded und MapReduce-Lösungen in einer Amazon Cloud unter Nutzung der Amazon AWS-Dienste EC2 und EMR. Als Fallbeispiel für unsere Experimente wurde ein einfaches, aber rechenintensives Geduldsspiel verwendet....

The study investigates the impact of the use of web 2.0 applications on knowledge transfer in the Cocoa Sector in Ghana. Transferring knowledge via social media websites has received widespread attention by organizations. However, in most developing countries like Ghana, knowledge transfer still...

Web 2.0 applications like blogs, wikis, online social networking sites, photo- and video-sharing sites and virtual worlds have known an exponentially increasing development and popularity over the past few years. Research evidence suggests that these revolutionary online tools have not only had...

This paper introduces the architecture and the deployment of a Cloud based decision support system (DSS). The DSS the authors proposed is deployed on a platform Cloud (CloudBees) and managed by the OpenStack infrastructure. The DSS is built on the Cloud Computing architecture with three layers...

The growth in data traffic within higher institutions has always been accompanied with the adoption of a more scalable IT infrastructure. With the increasing budgetary constraints, cloud computing (a disruptive technology) presents an attractive means to address the scalability challenges while...