Computer programs 263 Computer networks 187 Computers 173 Computer graphics 142 Business 140 Data processing 110 Computer security 88 Computer software 88 Internet (Computer network) 88 Electronic spreadsheets 69 Operating systems (Computers) 67 Security measures 67 Management 65 Electronic data processing 63 Microcomputers 55 Computer-assisted instruction 54 Programming 52 Computer network resources 51 Computer programming 49 Information technology 48 Thesis 45 Computer 44 BASIC (Computer program language) 43 Internet 43 Word processing 41 Juvenile literature 40 Web sites 40 Computer science 39 Computer animation 38 Business enterprises 36