Answer: Information technology
Nanotechnology
Step-by-step explanation:
Database Managers are the individuals who responsible create databases for organizations and maintain existing ones.
Nanotechnology simply refers to a research field that has to do with the building of things and devices.
Information technology refers to the study of computers for the storage and sending of information.
A network technician is someone who maintains, and repairs computer systems and they also set up several Internet connections, and networks.
We should note that information technology and nanotechnology are both disciplines as they are studied in different colleges.