Computer programs 32 Computer networks -- 23 Computer 19 Computer graphics 16 Business -- 15 Computer security 15 Internet (Computer network) 15 more ... Operating systems (Computers) 15 Web sites -- 13 Computer networks 12 Security measures 12 Design 10 Windows (Computer programs) 10 World Wide Web (Information retrieval system) 9 Electronic spreadsheets 8 Web site development 8 Computer network resources 7 Management 7 Microsoft Excel for Windows 7 Microsoft Word for Windows 7 PHP (Computer program language) 7 Word processing -- 7 BASIC (Computer program language) 6 Business enterprises -- 6 Certification 6 Computers 6 Java (Computer program language) 6 Microsoft Windows (Computer file) 6 Client/server computing 5 Electronic data processing 5 less ...