IOCL Recruitment Exam

IOCL Recruitment: Exam Syllabus, Pattern, Books & Preparation Tips

IOCL Recruitment Exam
IOCL Recruitment: Exam Syllabus, Pattern, Books & Preparation Tips
September 13, 2021
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The Indian Oil Corporation Limited currently determines the IOCL recruitment exam Syllabus. The applicants must follow the syllabus for the preparation of the exam. The candidates can also download the model exam pattern and syllabus copies from the official website. Comprehending the exam pattern and the syllabus helps the candidates to develop a thought of sorting the questions that are generally asked in the IOCL Trade Apprentice Exam. The Syllabus  is extremely important for the candidates because it not only generates a thought related to the topics to be focused on but also helps the candidates to score high in the IOCL Trade Apprentice exam. The candidates must prepare well beforehand to make sure that they complete their entire syllabus before the exam. The following will provide details about the IOCL Trade Apprentice exam syllabus:

Table of Contents

How To Download IOCL Recruitment Exam Syllabus

  1. Firstly, visit the Indian Oil Corporation Limited website i.e.
  2. Then, click on the IOCL Syllabus 2021 link.
  3. Also, open the exam Syllabus and read the complete information.
  4. Finally, click on the download button
  5. Above all, save IOCL Technician Apprentice Exam Pattern 2021 PDF.
  6. Or the candidate can also use Ctrl + S Key to save the PDF.

The IOCL has released a notification to recruit candidates for the post of Trade Apprentice. To begin with, the notification was released on August 13, 2021. The candidates who are interested in this vacancy can apply online. Apply within the last date and start preparing for exams. Specifically, the closing date to apply was fixed for 28th August 2021.

The Indian Oil Corporation Limited has released the recruitment notification for the post of Trade Apprentice vacancies. To clarify, the total number of vacancies allotted by the IOCL for this recruitment was 480. On the other hand, candidates who met the eligibility criteria alone can visit the official website Interested as well as eligible candidates can apply for the post of trade apprentice on the official IOCL website on or before August 28, 2021. Also, candidates must apply in an online mode for this trade apprentice post. To clarify, no other modes of application will be entertained.

Prelims Syllabus of IOCL Recruitment Exam

Prelims syllabus refers to the common syllabus that the candidates undergo while preparing for the exam. The common syllabus includes general aptitude, reasoning, and general English. These are the common topics for all the candidates who have applied for the various post of IOCL. The following table explains the common syllabus of IOCL which can be used for all examinations of IOCL:

Subject                                    Topic
General Aptitude Data Interpretation, Height and Distance, Clocks & Calendars, Pipes and Cistern, Permutation and Combination. Square Root and Cube Root, Boats and Streams, Ratio and Proportion, Partnership,  Time and Distance, Problems on H.C.F and L.C.M., Logarithm, Simple Interest, Allegation or Mixture, Time and Work, Chain Rule, Average,  Compound Interest, Blood Relations, Decimal Fraction, Surds and Indices, Volume and Surface Area, Area, Simplification, Probability, Problems on Ages, and so on.
Reasoning Problem Solving, Space Visualization, Judgment, Similarities and Differences, Decision Making, Relationship Concepts, Analysis, Discriminating Observation, Figure Classification, Visual Memory, Arithmetical Number Series, and so forth.
General English Missing Verbs, Synonyms, Phrase Replacement, Word Formations, Cloze Test, Subject-Verb Agreement, Idioms & Phrases. Error Spotting or Phrase Replacement, Para Jumbles, Grammar, Reading Comprehension, Fill in the Blanks, Unseen Passages, Meanings, Antonyms, Sentence Rearrangement, Sentence Rearrangement, Articles, Verbs, Adverbs, and so on.

In addition to the above-mentioned syllabus, general awareness will also be included. The following are the topics for general awareness:

  • Sports
  • Geography
  • Scientific Research
  • Culture
  • History
  • General Polity
  • Current Events – International and National
  • Indian Constitution
  • Economics, and so on.

Main Syllabus of IOCL Recruitment Exam

The Main syllabus refers to the technical syllabus. Specifically, the syllabus gets differs according to the post of IOCL. In fact, the technical syllabus is divided into three sections which include the Mechanical domain, Instrumental Domain, and Electrical domain. To emphasize, according to the post selected, candidates can choose the technical part of the syllabus. The following will provide details about the technical syllabus:

Technical Syllabus:

The titles that come under the technical part of the written examination are classified into three sections such as:

  • Mechanical Domain
  • Instrumentation Domain
  • Electrical Domain

Thus candidates shall prepare for the subjects relevant to their disciplines.

Mechanical Domain Concepts Syllabus:

The following are the syllabus for the mechanical domain, which includes:

  • Thermodynamics
  • Fluid Mechanics
  • Engineering Tools
  • Industrial Engineering
  • Steam Generators
  • Machine Design
  • Material Strength
  • Heat Transfer
  • Air Conditioning
  • Refrigeration mechanisms and so on.

Instrumentation Domain Concepts Syllabus:

The following are the syllabus for the instrumental domain, which includes:

  • Analog and Digital Electronics
  • Signals and Systems
  • Electronic and Electrical Measurements
  • Optical and Analytical Instrumentation
  • Bio-Medical Instrumentation
  • Control Systems
  • Basic Communication Engineering
  • Industrial Instrumentation and so on.

Electrical Domain Concepts Syllabus:

The following are the syllabus for the electrical domain, which includes:

  • Analysis of Networks and Circuits
  • Electromagnetic Theory
  • Power Electronics
  • Electrical Energy Utilization
  • Switchgear
  • Power System Analysis
  • Machines
  • Analog and Digital Devices
  • Electronic Devices
  • Power System Protection Devices
  • Control Systems and so on.


IOCL Recruitment Exam Pattern

  • IOCL Trade Apprentice exam pattern consists of all the needed information about the exam like the number of questions, the weight of marks for every section, and also the duration of the exam in a year.
  • To secure a seat within the Corporation, candidates must strategize their preparation with the books and preparation tips.
  • The Indian Oil Corporation Limited exam is very competitive.
  • Grasping both the syllabus and the exam pattern can help candidates to prepare effectively in a planned manner.
  • The candidates must also note that the authorities have released only the titles of the subject but the detailed exam pattern has been not yet disclosed by the authorities.
  • Specifically, the IOCL Trade Apprentice exam pattern differs according to the post of the exam.
  • To repeat, the candidates must select their exam pattern accurately.
  • However, candidates can keep reading the textbooks to understand more about the syllabus and exam pattern which was forwarded by previous year candidates.

Prelims exam pattern

Prelims exam pattern refers to the common exam pattern that the candidates can follow for all the exams of IOCL. The common exam pattern includes general aptitude, reasoning abilities, and general English. For each section, 20 marks will be given and for all three sections, a total of 60 marks will be provided by IOCL.

Mains exam pattern

According to the post of IOCL, the exam pattern differs. For the main exam pattern of IOCL, the technical part will be added which carries 40 marks in the examination. The technical part consists of the mechanical domain, electrical domain, and instrumental domain. Candidates can choose the domain according to the post. The following are the exam pattern of IOCL for the post of Trade Apprentice:

  • IOCL Apprentice Exam has a time duration of 90 Minutes certainly.
  • The exam is of objective type with multiple-choice questions
  • Each question will carry one mark.
  • Also, there will be no negative marking for wrong answers in this exam.

The following table explains it:

   Post Subject Marks
Trade Apprentice & Technician Apprentice Technical Acumen in relevant discipline 40
Generic Aptitude with Quantitative Aptitude 20
Reasoning Abilities 20
Basic English language skills 20
  • The IOCL Trade Apprentice exam pattern will have 100 questions
  • To illustrate, each question carries one mark.
  • The test will be conducted in the objective type with multiple-choice questions
  • Eventually, it comprises four options with one correct option.
  • Also, the questions will be given in both languages which include English and Hindi.
  • Before going to start the examination, the candidates shall check the mentioned exam pattern here.
  • The candidates may plan accordingly to complete all the topics in the exam as soon as possible.
  • Also, check the topics-wise syllabus to get clear information about the examination.


IOCL Recruitment Exam Syllabus Recommended Books

The IOCL has released a few dates of job notification for the post of Trade Apprentice on 12th August 2021. Above all, diploma graduates and 12th pass candidates can also apply for this job. Specifically, the application process will end on 28.08.2021. The candidates can also get various study resources that are available online for their exam preparation. In addition, they can also get many books that are designed and written, especially for the IOCL Trade Apprentice exam. There are also many varieties of IOCL Trade Apprentice books available in the market.

The following table list a number of the top-level recommended books for quick reference:

Subject Title of Book Author Publication
General Awareness General Awareness 2021 Arihant
Current Affairs General Knowledge 2021 Arihant Publication
Logic & Reasoning Logical Reasoning Arihant Publication
General English Objective General English SP Bakshi or Arihant Publications
General English Word Power Made Easy Norman Lewis


IOCL Recruitment Exam Dates, Fees, Eligibility & Notification


Preparation Tips for the Exam

The candidates who are worried about getting selected for the IOCL Trade Apprentice exam, here are some useful tips. The following are some useful tips to get favorable scores and secure a spot within the IOCL Trade Apprentice Merit List:

  • The candidate must have the latest copy of the IOCL Trade Apprentice 2021 Syllabus at first.
  • Also, select the topics that have more weight of marks and give more importance to those topics.
  • The candidates should make proper plans and ought to emphasize the subjects in which they are not good enough.
  • Candidates should start their preparation 3-6 months before the beginning of the exam.
  • The candidates can also make proper timetables if they need enough time.
  • The candidates who plan to score well in the exam, need to go through with the fundamentals of the syllabus and also advance to the advanced topics.
  • Above all, practice the exam regularly with the previous year’s question papers so that the exam can be finished within the allotted time.
  • Also, stay updated on the current syllabus and exam patterns and check for the present affairs regularly.
  • Make sure to get frequent breaks while studying to avoid stressing yourself out.
  • At last, revise every chapter thoroughly.
  • Finally, refer to good textbooks recommended by experts.


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Frequently Asked Questions (FAQ’s)

Q.1. Where does the IOCL trade syllabus available?

A. The IOCL trade syllabus is available on the official website

Q.2. Will the IOCL trade syllabus be attached with the exam pattern?

A. Yes. The IOCL trade syllabus will be attached with the exam pattern.

Q.3. What about the negative marking for the IOCL trade exam?

A. There is no negative marking for the IOCL trade exam.

Q.4.What does the IOCL trade syllabus will provide for the exam?

A. The IOCL syllabus will provide the topics and exam patterns. The formatting of questions by which the questions will be asked in each topic will also be given in the syllabus.

Q.5. Will the IOCL syllabus be available in PDF format?

A. Yes. The IOCL syllabus will be available in PDF format.

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