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A Wireless sensor network (WSN) is a fast-developing technology which can monitor, calculate, and communicate wirelessly thereby finding it’s place in areas such as defence, home automation, medical care and environmental sciences which demands better security, throughput, energy efficiency and...

In Zambia part of the electric grid is not monitored, this means that there are no sensors in the electric grid to enable grid status information to be sent to the power utility. Without these sensors the power utility finds it difficult to determine when there is a power failure in the...

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,...