The way data is collected and stored has evolved over time due to various developments which have led to advancements in database technologies. Few decades ago, only structured data were stored, however, with the increase in the business demand for data in this competitive global market,...
Download PDF ↓A collection of computers linked together through a communication channel are known as a computer network. Such a network facilitates communication and resource sharing between netwo rks. The linkages are facilitated by data transmission lines, which can be optical or Ethernet cables . The data...
University of Zambia like most Public Universities and Higher Learning Institutions in Zambia have a challenge preventing unauthorized access into their campus environment. There is no automatic identification of all who enter or exit the campus facilities. No audit trail or record is kept for...
Download PDF ↓ABSTRACT Institutions of higher learning retain sensitive data making them highly attractive targets for cybercrime . However, most developing countries and public higher institutions of learning have low levels of I nformation and C ommunication T echnology (ICT) and hence face challenges in...
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