Discrete Mathematics - GATE CSE Previous Year Questions

Discrete Mathematics (DM) is one of the most important subjects in the GATE CSE exam because:

• It contributes approximately 7–9% of the total 100-mark paper.
• It consistently carries 7–9 marks across multiple years.
• Questions are generally concept-based and well-defined, making it a high-scoring section with proper practice.

The table below shows marks distribution and number of questions of Discrete Mathematics for the past five years:

For Discrete Mathematics detailed notes, you can also refer to the given link:

Discrete Mathematics for GATE CSE Exam

Topic-wise Questions From Previous Year GATE Exams

Questions from this section are usually well-defined and concept-based. It is easier to score full marks by practicing questions from PYQs and from important high-weightage topics such as Propositional and First-Order Logic, Set Theory & Algebra, Combinatorics etc. The links to quiz of these topics are given below:

• Propositional and First-Order Logic
• Set Theory & Algebra
• Partial order and Lattices
• Monoids and Groups
• Combinatorics
• Graph Theory
• Recurrence Relations

GATE CSE Previous Year Question Papers

These previous year’s questions help you understand the question patterns followed by GATE that directly help a candidate in scoring good marks in GATE. Given below is the link to year-wise GATE Previous Question Papers:

GATE CSE Previous Year Question Papers

These GATE CSE question papers span over 25+ years, along with their official answer keys. We’ve also provided Quiz tests to help you practice key topics, improve speed, track your progress, and build confidence for the GATE exam 2027.