https://www.9curry.com/answer-keys/ef5b85 BPSC Asst. Engineer Pre Exam Answer Key 2019 Published: January 31, 2019 5:57am | Updated: August 30, 2019 11:19pm by Hemraj Dudhwal BPSC Asst. Engineer Pre Exam Answer Key 2019: Bihar Public Service Commission has issued the Answer Key on 31 Jan 2019 for BPSC Asst. Engineer Pre Exam 2019. Answer Key can be accessed from the link given below. Issued on: 31 Jan 2019