Computer algorithms 21 C++ (Computer program language) 20 Computer science 20 Development 19 Computer software 17 Computer programming 15 Java (Computer program language) 14 Economics 10 Database management 9 Finance 8 UML (Computer science) 8 Computer networks 7 English language 7 Object-oriented programming (Computer science) 7 Organizational change 7 Software engineering 7 C (Computer program language) 6 Management 6 Mathematics 6 Operating systems (Computers) 6 Application software 5 Computer architecture 5 Corporations 5 Data structures (Computer science) 5 Integrated circuits 5 Macroeconomics 5 Object-oriented methods (Computer science) 5 System design 5 Very large scale integration 5 Banks and banking 4