Through the UPSC exam, candidates can opt for various types of services, including the Indian Administrative Service (IAS), Indian Police Service (IPS), Indian Foreign Service (IFS), and various central and state services. Each service has distinct responsibilities and roles within the framework of the Indian government. Candidates can choose their preferred service based on their interests and career aspirations, influencing their future roles in public administration and governance. The exam not only aims to recruit competent individuals but also strives to maintain the quality and efficiency of public services.