Certification 31 Electronic data processing personnel Examinations 30 Microsoft software 12 Computer networks 8 Microsoft Windows server 6 Computer technicians 4 Security measures 4 Computer Science 3 Computer security 3 Computing Technology Industry Association 3 Engineering & Applied Sciences 3 Intranets (Computer networks) 3 Microsoft SharePoint (Electronic resource) 3 Microsoft Windows (Computer file) 3 Operating systems (Computers) 3 SQL server 3 Virtual computer systems 3 Web servers 3 Maintenance and repair 2 Microcomputers 2 Microsoft Office SharePoint server 2 VMware 2 Database design 1 Database management 1 Directory services (Computer network technology) 1 Internet telephony 1 Java (Computer program language) 1 Microsoft Exchange server 1 Oracle (Computer file) 1