Electronic data processing 1,547 Electronic data processing personnel 1,339 Certification 1,334 Examinations 1,195 Computer networks 570 Distributed processing 564 Study guides 433 Microsoft software 363 Computer science 247 Computers 210 Data processing 182 Computer software 171 Security measures 146 Computer security 133 Computer technicians 126 Operating systems (Computers) 125 Microsoft Windows (Computer file) 109 Java (Computer program language) 97 Computational complexity 95 Electronic data processing departments 88 Artificial intelligence 84 Development 83 Parallel processing (Electronic computers) 77 Management 76 Microcomputers 75 Database management 74 Microsoft Windows server 71 Internetworking (Telecommunication) 69 Information technology 68 Maintenance and repair 67