The language papers of the UPSC Civil Services Examination assess several key skills, including comprehension, expression, grammar, vocabulary, and analytical abilities. Candidates must demonstrate their capability to communicate effectively in both formal and informal contexts. This includes crafting coherent essays, answering comprehension passages, and constructing grammatically correct sentences. The evaluation focuses on clarity of thought and articulation, as well as the ability to express complex ideas succinctly. Strong proficiency in the language is essential, as it influences how candidates convey their understanding of various topics during the exam.