https://www.9curry.com/answer-keys/cb6516 UPSC Civil Services (Preliminary) Exam 2017 Answer Key 2018 Published: May 16, 2018 9:09am | Updated: November 16, 2018 7:31pm by Gajendra Singh Rathore UPSC Civil Services (Preliminary) Exam 2017 Answer Key 2018: Union Public Service Commission has issued the Answer Key on 15 May 2018 for the exam. Answer Key can be accessed from the link given below. Issued on: 15 May 2018