Computer programs 9 Maintenance and repair 7 Computer networks 4 Equipment and supplies 4 Internet 4 Microcomputers 4 Microsoft word 4 Upgrading 4 Word processing 4 Business 3 Computer graphics 3 Computer software 3 Management 3 Microsoft Excel (Computer file) 3 Operating systems (Computers) 3 Adobe Photoshop 2 BASIC (Computer program language) 2 Desktop publishing 2 Electronic spreadsheets 2 Handbooks, manuals, etc 2 Microsoft Access 2 Microsoft Powerpoint (Computer file) 2 Microsoft Windows (Computer file) 2 Microsoft office 2 Multimedia systems 2 Project management 2 Security measures 2 ActionScript (Computer program language) 1 Adobe Illustrator (Computer file) 1 AutoLISP (Computer program language) 1