networks and services, fueled by next-generation mobile communications systems research, has ushered in the era of ubiquitous computing. Lightweight portable computers, IP-based (office and home) appliances, and the popularity of the Internet are providing strong incentives to service providers to support seamless user mobility. Realizing commercially viable IP mobility support over the current...

BACKGROUND Internet-based interactive websites for patient communication (patient portals) may improve communication between patients and their clinics and physicians. OBJECTIVE The aim of the study was to assess the impact of a patient portal on patients' satisfaction with access to their clinic and clinical care. Another aim was to analyze the content and volume of email messages and teleph...

Electronic commerce refers to all commercial transactions based on the electronic processing and transmission of data, including text, sound and images. This involves transactions over the internet, plus electronic funds transfers and Electronic Data Interchange (EDI). Onone level, electronic commercebegan in themid-1800s,when thefirst contract was entered into using the telegraph or telephone....

The digital divide between the West and Africa seems to be drawing closer for many northern and southern African countries in terms of information and communications technology. These countries are experiencing tremendous growth in use of computers, Internet connectivity, wireless communications and many other related technologies. However, the same is not true for Africa’s Least Developed Coun...

Why do email users perceive their communications to be private when email provides virtually no safeguards against privacy violations? The ethical and legal controversies regarding email are increasingly debated by computer professionals, philosophers, politicians, journalists, and legal experts. Much of the debate focuses on employee expectations of privacy in their communications and their em...

This paper reports on the results of surveys of the media usage by two small groups of students, one group in New York City and the other in Los Angeles. The voice and data traffic implications of the results are estimated. When converted to bits, the telephone traffic was much greater than the data traffic. An attempt is made to reconcile the findings with network usage data that implies that ...

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The article discusses the urgent problem of education system - preschool development in context digitalization. solution this is facilitated by creation an information and educational environment, as well use communication tools communication, construction, play other types productive creative child activity. authors presented detail four directions digitalization: environment (IEE) that meets ...