Final answer:
Antivirus software is classified as both utility software and application software.
Step-by-step explanation:
Antivirus software would be categorized as both utility software and application software. It is considered utility software because it offers a utility function, specifically focused on protecting your computer from viruses and other threats. It is also application software, as it is a program users directly interact with to conduct tasks, in this case, virus scanning and removal. It functions as utility software by providing a specific service of protection and as application software that users interact with. Software developers typically work in the quaternary sector, dealing with knowledge-based activities.
The Sector for Software Developers
A software developer would most likely work in the quaternary sector of an economy. This sector is where knowledge-based work is done, such as information technology, research and development, and other intellectual activities. It involves the processing of knowledge and information, which is precisely what software development entails.