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IOCL JE Instrumentation Free Mock Test
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IOCL Junior Engineer (Instrumentation) Syllabus 2026, Exam Pattern
IOCL Junior Engineer (Instrumentation) Syllabus 2026, Exam Pattern, Exam Date 2026
Detail Information about Indian Oil Corporation Limited (IOCL) has published notification 2026 for the recruitment of Junior Engineer (Instrumentation) vacancies. Those Candidates who are Interested to the following vacancy and completed all Eligibility Criteria can read the Notification & Apply Online. In this page we provide the Complete Syllabus of this Recruitment with Latest Update Exam Pattern and the Exam Date also.
IOCL Junior Engineer Syllabus 2026 - Overview
| Organization Name | Indian Oil Corporation Limited (IOCL) |
| Post Name | Junior Engineer (Instrumentation) Grade-A |
| Total Post | 35 |
| Application Mode | Online |
| Salary | Rs. 50,000 - Rs. 1,60,000/- |
| Exam Date 2026 | 24th September 2026 |
| Category | Syllabus and Exam Pattern |
| Official Website | www.iob.in |
IOCL Junior Engineer (Instrumentation) Syllabus 2026
Domain Knowledge :-
Instrumentation :
Domain Knowledge :-
Instrumentation :
1. Engineering Mathematics
2. Control Systems
3. Analog Electronics
4. Digital Electronics
5. Electricity and Magnetism
6. Electrical Circuits and Machines
7. Signals and Systems
8. Measurements
9. Sensors and Industrial Instrumentation
10.Communication and Optical Instrumentation
2. Control Systems
3. Analog Electronics
4. Digital Electronics
5. Electricity and Magnetism
6. Electrical Circuits and Machines
7. Signals and Systems
8. Measurements
9. Sensors and Industrial Instrumentation
10.Communication and Optical Instrumentation
General Aptitude :-
Quantitative Aptitude :
1. Data interpretation: data graphs (bar graphs, pie charts, and other graphs representing data),
2. 2- and 3-dimensional plots, maps, and tables
3. Numerical computation and estimation: ratios, percentages, powers, exponents and logarithms, permutations and combinations, and series
4. Mensuration and geometry Elementary statistics and probability.
1. Data interpretation: data graphs (bar graphs, pie charts, and other graphs representing data),
2. 2- and 3-dimensional plots, maps, and tables
3. Numerical computation and estimation: ratios, percentages, powers, exponents and logarithms, permutations and combinations, and series
4. Mensuration and geometry Elementary statistics and probability.
Logical Reasoning :
1. Logic: deduction and induction, Analogy, Numerical relations and reasoning.
2. Transformation of shapes: translation, rotation, scaling, mirroring, assembling, and grouping paper folding, cutting, and patterns in 2 and 3 dimensions.
2. Transformation of shapes: translation, rotation, scaling, mirroring, assembling, and grouping paper folding, cutting, and patterns in 2 and 3 dimensions.
Verbal Ability of English Language :
1. Basic English grammar: tenses, prepositions, articles, adjectives, conjunctions, verb-noun agreement, and other parts of speech
2. Basic vocabulary: words, idioms, and phrases in context,
3. Reading and comprehension,
4. Narrative sequencing.
2. Basic vocabulary: words, idioms, and phrases in context,
3. Reading and comprehension,
4. Narrative sequencing.
IOCL Junior Engineer (Instrumentation) Exam Pattern 2026
Duration : 150 Minutes
Negative Marking : 0.25
| S.No. | Subject | No.of Question | Marks | Duration |
| 1. | Domain Knowledge | 50 | 50 | 90 Minutes |
| 2. | General Aptitude | |||
| Quantitative Aptitude | 20 | 20 | 60 Minutes | |
| Logical Reasoning | 15 | 15 | ||
| Verbal Ability of English Language | 15 | 15 | ||
| Total | 100 | 100 | 150 Minutes |
Exam Date 2026 : 24th September 2026
Starting Date of Application Form : 14th August 2026
Last Date of Application Form : 03rd September 2026
Total Post : 35
Total Post : 35
IOCL Junior Engineer (Instrumentation) Exam Free Online Test Series
Crack IOCL Junior Engineer (Instrumentation) Mock Test 2026 with the help of Online Test Series or Free Mock Test. Every Question Paper in IOCL Junior Engineer (Grade A) Exam has a designated weightage so do not miss out any Paper. Practice for IOCL JE Mock Test and check your test scores.
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IOCL Junior Engineer (Instrumentation) Exam - English100 questions • 150 mins • 100 marks
Free Test →IOCL JE Instrumentation Exam Free Online Question Bank
IOCL JE Instrumentation question answer with solutions are available in Hindi & English. Join MCQ, Important Questions, Question Bank, questions and answers for Free IOCL JE Instrumentation exam preparation.
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IOCL Junior Engineer (Instrumentation) Exam - Hindi100 questions • 150 mins • 100 marks
Free Questions →2
IOCL Junior Engineer (Instrumentation) Exam - English100 questions • 150 mins • 100 marks
Free Questions →Combo Offers
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5. 1500 (+) Current Affairs MCQ with Answer PDF in English.
6. 1000 (+) GK MCQ with Answer PDF Book in English.
2. Question Bank - 2000 Questions with Answer.
3. Printed Material 10 Mock Test Papers with OMR Sheet.
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5. 1500 (+) Current Affairs MCQ with Answer PDF in English.
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Combo - 11 (Hindi) (Old)
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3. 1500 (+) Current Affairs MCQ with Answer PDF in Hindi.
4. 1000 (+) GK MCQ with Answer PDF Book in Hindi.
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FAQs
Iocl Junior Engineer (instrumentation) 2026 Free Mock Test Frequently Asked Questions (FAQ's)
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