Candidates handle the pressure of UPSC interview questions by developing strong communication skills and practicing response strategies. Familiarity with potential questions allows candidates to formulate clear and concise answers. Techniques like mock interviews can simulate the pressure of the real interview, building resilience. Additionally, mindfulness practices like meditation can help manage anxiety and maintain composure. Preparing with a focus on authenticity and factual accuracy enhances confidence, empowering candidates to tackle challenging questions effectively.