Computer programming / software development 40 Software Engineering 16 Artificial intelligence 14 Mathematical theory of computation 12 Computer networking & communications 6 Information technology: general issues 6 Programming & scripting languages: general 6 Algorithms & data structures 5 Computer modelling & simulation 5 Computer science 5 Systems analysis & design 4 Computing & information technology 2 Databases 2 Discrete mathematics 2 Maths for scientists 2 Business applications 1 Communications engineering / telecommunications 1 Computer architecture & logic design 1 Expert systems / knowledge-based systems 1 Impact of science & technology on society 1 Mathematical foundations 1 Operating systems 1