Electronic digital computers 3 Programming languages (Electronic computers) 3 Computer programming 2 Computers 2 Electronic data processing 2 Pascal (Computer program language) 2 ALGOL (Computer program language) 1 CAD/CAM systems 1 Computer science 1 Computer simulation 1 Computer-aided design 1 Data processing 1 Design and construction 1 Engineering design 1 Functional programming languages 1 Jackson structured programming 1 Logic circuits 1 Machine theory 1 Mathematics 1 Modula-2 (Computer program language) 1 Occam (Computer program language) 1 Parallel programming (Computer science) 1 Problems, exercises, etc 1 Programming 1 Semantics 1 Text processing (Computer science) 1 Transputers 1