Examinations 42 Certification 31 Electronic data processing personnel 28 Computer networks 19 Computer security 12 Engineering & Applied Sciences 8 Cloud computing 7 Computer Science 7 Linux 7 Security measures 7 Computer technicians 6 Computing Technology Industry Association 5 Operating systems (Computers) 5 Amazon Web Services (Firm) 4 Maintenance and repair 4 Management 4 Microcomputers 4 Microsoft Windows (Computer file) 4 Telecommunications engineers 4 Project management 3 Web services 3 Command languages (Computer science) 2 Computer network protocols 2 Hackers 2 Information technology 2 Microsoft Windows server 2 Penetration testing (Computer security) 2 Virtual computer systems 2 Armed Forces 1 Armed Services Vocational Aptitude Battery 1