Data structures (Computer science) Computer algorithms 22 C++ (Computer program language) 17 C (Computer program language) 14 Java (Computer program language) 11 Object-oriented programming (Computer science) 6 Big data 4 Data mining 4 Electronic data processing 3 Pascal (Computer program language) 3 Algebra 2 Algorithms 2 Computer programming 2 Computer science 2 Data transmission systems 2 Database industry 2 Database management 2 Development 2 Operating systems (Computers) 2 System design 2 Application software 1 Assembler language (Computer program language) 1 AutoCAD (Computer system) 1 C (Computer program language) 1 Coding and Information Theory 1 Coding theory 1 Computer architecture 1 Computer networks 1 Computer programs 1 Computer software 1