Hierarchical availability analysis of multi-tiered Web applications
Software Quality Control
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The increasing use of computers to manage everyday business poses problems for workers when they are away from their home environment.There are two key problems:How can a mobile worker share a limited part of their home environment with colleagues in a foreign environment while maintaining its security?How can a mobile worker identify and interact with local services available in a foreign environment?This paper describes a scheme for controlling access to pervasive Web services together with a tangible user interface for their presentation.