Computer software Development 1,540 Computer science 1,045 Software engineering 510 Computer Communication Networks 484 Artificial intelligence 424 Information Systems 308 Testing 282 Computational complexity 280 Management 213 Optical pattern recognition 211 Quality control 188 Data encryption (Computer science) 184 Computer vision 163 Information storage and retrieval systems 160 Electronic data processing 155 Data structures (Computer science) 144 Computer graphics 141 Database management 137 System design 131 Data mining 127 Data processing 127 Logic design 123 Data protection 120 Java (Computer program language) 115 UML (Computer science) 109 Object-oriented programming (Computer science) 104 Computer simulation 96 Reliability 94 Operating systems (Computers) 82