The critical components of effective public service ethics assessed in UPSC exams include integrity, accountability, transparency, and ethical decision-making. Candidates are expected to exhibit a strong understanding of public goods and services, social justice, and the importance of societal welfare. The UPSC evaluates how potential civil servants would handle moral dilemmas and conflicts of interest. Candidates are often tested on their ability to maintain ethical standards while ensuring public trust and delivering services diligently. This assessment reflects the necessity of principled conduct in governance.