Information technology: general issues Computer networking & communications 9 Mobile phone technology 5 Electrical engineering 4 Computer security 3 Expert systems / knowledge-based systems 3 Communications engineering / telecommunications 2 Electronics & communications engineering 2 Geography 2 Media studies 2 Software Engineering 2 Adult education, continuous learning 1 Business mathematics & systems 1 Computer programming / software development 1 Data mining 1 Databases 1 Education 1 Educational equipment & technology, computer-aided learning (CAL) 1 Educational: Citizenship & social education 1 Educational: Technology 1 Educational: study & revision guides 1 Graphical & digital media applications 1 Human geography 1 Impact of science & technology on society 1 Knowledge management 1 Literacy 1 Literacy strategies 1 Machine learning 1 Medical administration & management 1 Network security 1