Vladimir Stantchev

Learn More
Keywords: Learning management systems Technology acceptance model Attitude toward using technology Perceived ease of use Perceived usefulness a b s t r a c t The aim of this paper is to investigate the motivations that lead higher education students to replace several Learning Management Systems (LMS) services with cloud file hosting services for(More)
Web-services based systems present challenges for service level enforcement. Contrary to typical enterprise architectures where we are in control of all services and can easily specify and monitor service levels, here we need self-adapting approaches. The paper proposes techniques for service level enforcement in the context of a four step approach. The(More)