Most of the PSUs require candidates to pass the GATE (Graduate Aptitude Test in Engineering). PSU means Public Sector Undertaking. PSU are units of government of India and may be corporations or state-owned enterprises. These have been established with the commercial activities on behalf of the government. The PSUs regularly undertake large projects, and in the process generate numerous job opportunities. By clearing the PSU exam, you can get employed in PSUs.
GATE- Graduate Aptitude Test in Engineering is an examination which opens the gateway to PSU and in the field of research . GATE is an All-India examination administered and conducted in eight zones across the country by the GATE Committee comprising of Faculty members from IISc, Bangalore and other seven IIT’s on behalf of the National Coordinating Board, Department of Education, Ministry of Human Resources Development.