8 Indian Oil Corporation Junior Engineer Interview Questions & Answers | Complete Prep Guide 2025

Indian Oil Corporation Junior Engineer Interview Experiences

3 interviews found

Junior Engineer Interview Questions & Answers

Anonymous

posted on 5 Aug 2023

Interview experience

Good

Difficulty level

Moderate

Process Duration

Less than 2 weeks

Result

Not Selected

I applied via Iocl and was interviewed in Jul 2023. There was 1 interview round.

Round 1 - Technical

(5 Questions)

Q1. Plant questions related pump, compressors etc

Add your answer

Q2. Skill test for plant knowledge

Add your answer

Q3. Questions regarding work permit

Add your answer

Q4. Questions regarding safety

Add your answer

Q5. Questions regarding operations

Add your answer

Interview Preparation Tips

Topics to prepare for Indian Oil Corporation Junior Engineer interview:

Pumps
Compressors
Furnace
Heat Exchangers
Distillation Column
Reactors
Work Permit System

Interview preparation tips for other job seekers - Clear basic topic of Diploma and practical knowledge

Junior Engineer Interview Questions & Answers

Anonymous

posted on 27 Apr 2024

Interview experience

Good

Difficulty level

Process Duration

Result

Round 1 - Technical

(1 Question)

Q1. What is Hydro testing

Ans.

Hydro testing is a process of testing the strength and integrity of pressure vessels or pipelines using water or other liquids.

Hydro testing involves filling the vessel or pipeline with water or another liquid to a specified pressure level.
The pressure is held for a certain period of time to check for any leaks or deformations.
Hydro testing is commonly used in industries such as oil and gas, construction, and manufactu...

Answered by AI

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Junior Engineer Interview Questions & Answers

SUKHDEV

posted on 5 Dec 2023

Interview experience

Average

Difficulty level

Moderate

Process Duration

Less than 2 weeks

Result

Not Selected

I applied via Company Website and was interviewed before Dec 2022. There were 2 interview rounds.

Round 1 - Technical

(1 Question)

Q1. About plant ,process, p&id,equipment

Add your answer

Round 2 - HR

(1 Question)

Q1. Tell me about yourself

Add your answer

Top trending discussions

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Interview Tips & Stories

5d (edited)

timepasstiwari

A Digital Markter

Got Rejected In an Interview, Just Because I Didn’t Answer a Personal Question

So, I got invited for this interview, and they told me to be there at 9 AM. Of course, I get there early, like 8:30, because I don't want to be late. But then I end up waiting for 1.5 hours... read more

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Interview questions from similar companies

Junior Engineer Interview Questions & Answers

Hindustan Petroleum

naresh kumar gola

posted on 9 Jun 2024

Interview experience

Excellent

Difficulty level

Easy

Process Duration

2-4 weeks

Result

Selected

I applied via Walk-in and was interviewed in May 2024. There was 1 interview round.

Round 1 - Technical

(2 Questions)

Q1. What are you responsibility on this pleace

Add your answer

Q2. What is the Them leader

Add your answer

Junior Engineer Interview Questions & Answers

Wipro

Anonymous

posted on 26 Nov 2021

I applied via Walk-in and was interviewed in May 2021. There were 4 interview rounds.

Interview Questionnaire

1 Question

Q1. Mechanical Related

Add your answer

Interview Preparation Tips

Interview preparation tips for other job seekers - Mechanical and resume related

Junior Engineer Interview Questions & Answers

Tech Mahindra

Anonymous

posted on 4 Jul 2022

I applied via Company Website and was interviewed in Jun 2022. There were 2 interview rounds.

Round 1 - Assignment

I want to know assignment

Round 2 - Technical

(2 Questions)

Q1. Technical questions for any subject

Add your answer

Q2. Any quarry for information

Add your answer

Interview Preparation Tips

Interview preparation tips for other job seekers - A while back, we asked our readers to tell us the best job search advice they’d ever heard. Now, from one job seeker to another

Junior Engineer Interview Questions & Answers

Tech Mahindra

Anonymous

posted on 28 May 2022

I applied via Company Website and was interviewed in Nov 2021. There were 2 interview rounds.

Round 1 - Resume Shortlist

Pro Tip by AmbitionBox:

Don’t add your photo or details such as gender, age, and address in your resume. These details do not add any value.

View all Resume tips

Round 2 - Coding Test

Basic of c language coding test

Interview Preparation Tips

Topics to prepare for Tech Mahindra Junior Engineer interview:

Basic of c language
Stld

Interview preparation tips for other job seekers - Tech Mahindra for the job seekers and electronics communication engineering basics of stld and java

Junior Engineer Interview Questions & Answers

HCLTech

Anonymous

posted on 2 Mar 2022

Round 1 - HR

(2 Questions)

Q1. What is your family background?

Add your answer

Q2. Tell me about yourself.

Add your answer

Interview Preparation Tips

Interview preparation tips for other job seekers - Hi sir my name suresh Iam studying 2nd year b.tech in Aitam college in A.P

Junior Engineer Interview Questions & Answers

Tech Mahindra

Anonymous

posted on 3 Apr 2022

I applied via Naukri.com and was interviewed in Mar 2022. There were 2 interview rounds.

Round 1 - Resume Shortlist

Pro Tip by AmbitionBox:

Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.

View all Resume tips

Round 2 - Aptitude Test

Interview Preparation Tips

Topics to prepare for Tech Mahindra Junior Engineer interview:

C
Java

Interview preparation tips for other job seekers - Pump yourself up and stay positive

Junior Engineer Interview Questions & Answers

Tech Mahindra

Pratik Shewale

posted on 21 Dec 2024

Interview experience

Excellent

Difficulty level

Moderate

Process Duration

Less than 2 weeks

Result

No response

I applied via Naukri.com and was interviewed in Nov 2024. There were 5 interview rounds.

Round 1 - Aptitude Test

Round 2 - Assignment

Round 3 - Case Study

Round 4 - One-on-one

(2 Questions)

Q1. What programming language do you know?

Ans.

I am proficient in programming languages such as Java, Python, and C++.

Java
Python
C++

Answered by AI

Add your answer

Q2. What is virtualisation and how it work ?

Ans.

Virtualisation is the process of creating a virtual version of a device or resource, such as a server, storage device, network or operating system.

Virtualisation allows multiple virtual instances to run on a single physical machine, maximizing resource utilization.
It helps in reducing hardware costs, energy consumption, and maintenance efforts.
Examples include VMware for server virtualisation, VirtualBox for desktop vi...

Answered by AI

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Round 5 - Aptitude Test

Aptitude test is use for to measure your ability to learn

Indian Oil Corporation Interview FAQs

How many rounds are there in Indian Oil Corporation Junior Engineer interview?

Indian Oil Corporation interview process usually has 2 rounds. The most common rounds in the Indian Oil Corporation interview process are Technical, Resume Shortlist and HR.

What are the top questions asked in Indian Oil Corporation Junior Engineer interview?

Some of the top questions asked at the Indian Oil Corporation Junior Engineer interview -

What is Hydro test...read more
Plant questions related pump, compressors ...read more
Questions regarding work per...read more

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Indian Oil Corporation Junior Engineer Interview Process

based on 5 interviews

Interview experience

3.2

Average

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Indian Oil Corporation Junior Engineer Salary

based on 61 salaries

₹3 L/yr - ₹12.8 L/yr

129% more than the average Junior Engineer Salary in India

View more details

Indian Oil Corporation Salaries in India

Assistant Manager 297 salaries	₹0 L/yr - ₹0 L/yr
Apprentice Trainee 137 salaries	₹0 L/yr - ₹0 L/yr
Project Assistant 124 salaries	₹0 L/yr - ₹0 L/yr
Manager 117 salaries	₹0 L/yr - ₹0 L/yr
Technician Apprentice 114 salaries	₹0 L/yr - ₹0 L/yr