Common themes observed in UPSC interview questions include current affairs, personal motivation, and situational judgment. Interview panels often probe candidates on their perspectives regarding socio-political issues, ethical dilemmas, and government policies. They may also assess a candidate's understanding of their home state and future goals. Additionally, evaluating candidates’ responses on how they handle challenges or resolve conflicts sheds light on their personality traits and decision-making capabilities. Demonstrating knowledge across a range of topics is essential for success.