TNPSC releases tentative answer keys for Combined Technical Services exam

chennai: the tamil nadu public service commission (tnpsc) on friday released the tentative answer keys for the combined technical services examination (interview posts) held from july 20 to 22, 2025.the keys have been published for paper-i (tamil eligibility test, general studies, aptitude and mental ability) and paper-ii in various subjects including computer science and it, electrical, electronics, communication and mechanical engineering, stenography (english and tamil), basics of engineering, animal husbandry and veterinary science, associate company secretaryship, bio-technology, business administration, law, statistics, traditional architecture and sculpture, zoology and medical entomology, chemical engineering, environmental science, mining engineering, personnel management, psychology, town planning, archaeology, and sociology, among others.candidates can challenge the proposed answers through the exam dashboard and “answer key challenge” facility on the commission's website by august 15, 2025. objections sent by post or email will not be entertained, tnpsc said in a release.the detailed instructions and guidelines for filing challenges are available on the commission's website, it added.