IOCL Engineer/Officer recruitment tests core engineering with oil refinery context. Technical section is 60% of the paper — domain mastery is the key differentiator. Selection: CBT → GD → PI.
150
Questions
120
Minutes
-0.25
Negative Marking
5
Branches
Exam Pattern
Branch Coverage
Branch-wise Syllabus & Cutoffs
Arithmetic
Read Notes →Data Interpretation
Read Notes →Algebra & Number Systems
Read Notes →Geometry & Mensuration
Read Notes →Probability & Permutation-Combination
Read Notes →Mixtures & Alligation
Read Notes →Clocks, Calendars & Miscellaneous
Read Notes →Group Discussion Topics
Previous & likely GD topics for IOCL selection process.
Natural gas as a bridge fuel in India's energy transition — viable or just a delay tactic?
India's refinery capacity expansion: Strategic necessity or environmental risk?
Electric vehicles and their impact on India's long-term oil demand
Should India privatize downstream oil sector operations?
E20 ethanol blending policy: Is India's fuel sector ready?
Selection Process
Exam Strategy
IOCL Technical section is 60% of the paper — domain mastery is the biggest differentiator.
Targeting IOCL through GATE?
Many PSUs shortlist on GATE score — prepare GATE with branch-specific Engineering Mathematics.
Frequently Asked
What is the IOCL exam pattern?
IOCL (Indian Oil Corporation Ltd.) has 150 questions over 120 minutes. Negative marking is 0.25 per wrong answer. Sections: Technical / Domain, Quantitative Aptitude, Logical Reasoning, English Language.
Which engineering branches can prepare for IOCL on Aspirant Arcade?
Mechanical, Chemical, Electrical, Civil, CS / IT. Questions are tuned to each branch's syllabus.
Does IOCL have an interview or personality test?
Yes — after the written stage, IOCL includes GD, Technical PI, HR PI. Aspirant Arcade includes an AI interview simulator to practise these rounds.
Is IOCL preparation free?
Yes. Practise IOCL MCQs free from the shared question bank — no login, no payment. Add a free Google Gemini API key for unlimited AI-generated questions tuned to your branch and topics.
Practice IOCL — Free.
6 game modes, AI interview simulator, shared question bank. No login.
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