As its name implies, the engineer works in the computational territory that, today, is very fertile. Although the focus of the training is the hardware - the physical part of the equipment -, the demands for this profession have an interface with the software, that is, systems, programs and networks. But, after all, what does a computer engineer do in his day-to-day work? It all depends on the professional's area of activity, the position assumed and the specializations throughout the training. However, in general, they are commonly performed in this career: design and build peripheral equipment, such as keyboards, monitors, sound cards and printers; develop and perfect computer programs; create applications and mobile systems; develop and execute network projects; participate in telephone system installation projects; create data processing and processing systems; automate machines with computerized systems based on Artificial Intelligence; A computer network is a set of compu...