Essential attributes for success in civil service as per the UPSC exam include effective communication skills, analytical thinking, integrity, and adaptability. Candidates must demonstrate a strong sense of public service and commitment to ethical governance. A solid understanding of administrative principles and the ability to work under pressure is also critical. Resilience and persistence help candidates navigate the challenges associated with preparation and the exam itself. Additionally, well-developed interpersonal skills are necessary for engaging with diverse communities and stakeholders in public service roles.