Computer technical support services, namely, 24/7 service desk or help desk services for IT infrastructure, operating systems, database systems, and web applications; Technical support services, namely, remote and on-site infrastructure management services for monitoring, administration and management of public and private cloud computing IT and application systems; Technical support services, namely, troubleshooting in the nature of diagnosing computer hardware and software problems; Technical support services, namely, troubleshooting of computer software problems