42 Computer hardware and software consultation, design, development, engineering and implementation for others; integration of computer software, namely, installation of computer software for others; analysis and testing of computer hardware and software for others; computer hardware and software support services, namely, troubleshooting of computer hardware and software problems; all relating to computer hardware and software for use in avionics, modeling and simulation, software-in-the-loop, certification/accreditation, document management, computer aided design, computer aided software engineering, healthcare management, incident/case management, logistics, quality assurance, database management, data management, and application development