Candidates preparing for the ONGC Engineer / Officer 2026 recruitment through GATE can find the official section-wise syllabus and topic breakdown here. The syllabus is directly sourced from Oil and Natural Gas Corporation's notification and covers all subjects relevant to the exam. Each section outlines the topics in the order they are likely to appear, with depth reflecting their importance in the question paper. This guide is intended to help candidates focus their revision and prioritize topics based on expected weightage. It is crucial to check the latest updates on ONGC's official website, as the syllabus may be adjusted between cycles. Use this resource to structure your study plan and ensure you cover all required areas.