Estudo sobre tecnologia social e meio ambiente: levantamento em dissertações e teses brasileiras

Direito a informação e meio ambiente

Ontologias sobre Segurança da Informação em Biomedicina: Tecnologia, Processos e Pessoas

An issue concerning the organizational information security is the lack of standards to describe incidents. One of the first initiatives to face attacks and failures may be the creation of a uniform vocabulary. Ontologies are an alternative to organize such vocabulary. This paper advocates that information security guidelines are effective insofar as they are able to encompass three perspective...

O Meio é Mesmo a Mensagem: Evidências de como a Tecnologia Afeta a Comunicação e a Presença Social em Ambientes Virtuais de Aprendizagem

Relationships mediated by ICTs are present in many aspects of everyday life. As they are established at a distance, one can see the projection of the other through the communication channels that are opened by the new ICTs. The objective of this paper is to discuss how the means of communication affect social presence in virtual environments. Based on the theory of investigative communities and...

Virtual learning object and environment: a concept analysis.

Objective: To analyze the concept of virtual learning object and environment according to Rodgers' evolutionary perspective. Method: Descriptive study with a mixed approach, based on the stages proposed by Rodgers in his concept analysis method. Data collection occurred in August 2015 with the search of dissertations and theses in the Bank of Theses of the Coordination for the Improvement of ...

Transmissão de voz sobre redes IEEE 802.11: um levantamento dos principais problemas e restrições

This work analyzes the voice communication over IEEE 802.11 networks (VoWiFi). It empirically characterizes the transmission problems of VoWiFi and describes scenarios where it could be used over the existing network technologies. The two major problems found were: the excessively long handoffs and the occurrence of bursts. We conclude that is feasible to use VoWiFi if, during a voice call, mob...