Structured programming C (Computer program language) 22 COBOL (Computer program language) 18 C++ (Computer program language) 16 Computer programming 12 Object-oriented programming (Computer science) 10 Pseudocode (Computer program language) 5 Borland C++ 4 BASIC (Computer program language) 3 Computer animation 3 Data processing 3 FORTRAN 77 (Computer program language) 3 Logic, Symbolic and mathematical 3 Programming 3 Software patterns 3 Application software 2 Assembler language (Computer program language) 2 COBOL ( Computer program language ) 2 Computer logic 2 Data structures (Computer science) 2 Database design 2 IBM microcomputers 2 Machine learning 2 Metal oxide semiconductor field-effect transistors 2 Textbooks 2 Windows (Computer programs) 2 Basic (Computer program language) 1 Business 1 Computer graphics 1 Database management 1