In order to meet the ever increasing demand for larger transmission bandwidth, wireless network based on radio-over-fiber technologies is a very beneficial solution. The IEEE 802.11a standards using Orthogonal Frequency Division Multiplexing (OFDM) can provide data rates up to 54Mbps which makes good for high speed communications in wireless local area networks. In this paper, ...

E-learning has become an increasingly popular learning approach in higher educational institutions due to the rapid growth of Internet technologies. E-learning is the use of Information and Communication Technology (ICT) to enhance and facilitate teaching and learning. This paper examines the application of e-learning model to explain acceptance of the e-learning technology within the academic ...

The objective of testing, stated simply, is to find the greatest possible number of errors with a manageable amount of effort applied over a realistic time span. Although this fundamental objective remains unchanged for object-oriented software, the nature of OO programs changes both testing strategy and testing tactics. The architecture of object-oriented software results in ...

In the last few years the use of the Internet has experienced an exponential growth and the World Wide Web has become the main instrument for information sharing. Every organization has information that it must store and manage to meet its requirements and shared globalize with web. A database is an organized collection of information ...