The Union Public Service Commission (UPSC) Civil Services Examination (CSE) is renowned for its formidable difficulty. With the Mains exam approaching on September 20, 2024, aspirants must refine their strategies to succeed. The exam’s complexity stems from its vast syllabus, multi-stage process, intense competition, limited attempts, unpredictable questions, negative marking, and subjective evaluation. Here’s a detailed look at the factors making UPSC one of the world’s toughest exams.