GATE Computer Science and Information Technology Exam Practice Test
The Graduate Aptitude Test in Engineering (GATE) in Computer Science and Information Technology (CS) is a prestigious, national-level examination conducted jointly by the Indian Institute of Science (IISc) and seven Indian Institutes of Technology (IITs). It serves as a benchmark for assessing the comprehensive understanding of various undergraduate subjects in engineering and science. A qualifying score in GATE CS is a mandatory requirement for admission to postgraduate programs (ME, M.Tech, MS, direct PhD) in premier Indian institutes like IITs, NITs, and IIITs with financial assistance. Beyond academia, the GATE score is extensively used for recruitment to prestigious public sector undertakings (PSUs) such as BHEL, GAIL, IOCL, and HPCL, and is a respected credential for research positions in government organizations like DRDO and ISRO. The exam rigorously tests core fundamentals, analytical ability, and application skills, making it a definitive measure of a candidate's technical proficiency in the field.
Sample Questions
Try a few questions to see what the full exam is like.
A Unix-like file has two hard links in different directories. One directory entry is removed with unlink, but the file is still open by a process and one hard link remains. What happens to the file data?
A system state has Available=(3,3,2). Process P has Allocation=(2,0,0), Max=(5,3,2), so Need=(3,3,2). Under Banker's safety check, what can be concluded about P at this point?
A grammar has productions E -> E + E | E * E | id. A parser finds two parse trees for id + id * id. What is the primary defect?
Bellman-Ford is run on a graph with 6 vertices and no negative cycles. After how many full relaxation passes over all edges are shortest paths guaranteed, in the worst case?
A TCP Reno sender receives three duplicate ACKs for the same sequence number. What is the classic response?
Why This Certification Opens Doors
Achieving a competitive rank in the GATE CS exam is a transformative career milestone. It validates deep technical expertise to top academic institutions and leading public/private sector employers, opening doors to advanced education with scholarships and highly sought-after engineering positions. The certification is nationally recognized as a gold standard for technical competency, significantly enhancing a candidate's professional profile, credibility, and earning potential. It demonstrates a commitment to excellence and a mastery of core computer science principles that is highly valued across academia, government research, and industry.