Over the past years, e-learning portals helped teachers to streamline learning process, users to decrease associated costs involved in traditional learning process and in this way customer satisfaction was increased and the impact of this teaching method increased worldwide. Web servers are a...

Distributed data - data, processed by a system, can be distributed among several computers, but it is accessible from any of them. A distributed database design problem is presented that involves the development of a global model, a fragmentation, and a data allocation. The student is given a...

The present society is without any doubt an information society. The implementation of complex informatics applications needed to support the various organizations, most of them with geographically distributed offices, resulted in the need for distributed database systems capable to ensure high...

Romania has a huge tourist’s potential, but currently it is too little valued and exploited. As a result, one of the strategic developments of the economy aimed the tourism industry. The strategic decisions are based on different trends obtained from soph

A possibility of a temporary disconnection of database service exists in many computing environments. It is a common need to permit a participating site to lag behind and re-initialize to full recovery. It is also necessary that active transactions view a globally consistent system state for...