Indian Oil Corporation Graduate Trainee Interview Questions and Answers

Q1. Tell me something about yourself?
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Q1. What to do ONGC in India
Ans. 
ONGC (Oil and Natural Gas Corporation) is a leading oil and gas exploration and production company in India.
• ONGC is involved in exploration, production, refining, and marketing of oil and gas.

• It operates oil and gas fields both onshore and offshore in India and abroad.

• ONGC also has subsidiaries in various sectors like petrochemicals, power, and renewable energy.

• The company plays a crucial role in meeting India's energy...read more
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Q2. What is Hydrocarbon
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Hydrocarbons are organic compounds made up of hydrogen and carbon atoms. They are the main components of fossil fuels.
• Hydrocarbons are molecules composed of only hydrogen and carbon atoms.

• They are the main components of fossil fuels such as gasoline, natural gas, and coal.

• Hydrocarbons can be classified into different types based on their structure, such as alkanes, alkenes, and alkynes.
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Q1. Why you want to join as a electrical engineer
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Q1. Why you want to join as a electrical engineer
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Q2. Who is your favorite singer and why
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Aptitude Test has questions on programming language, operating system, Database management and two coding problems one is on programming languages and other is on SQL.

Q1. What is the difference between for each loop and for loop?
Ans. 
For each loop is used to iterate over elements in a collection, while for loop is used for iterating a specific number of times.
• For each loop is used with collections like arrays, lists, etc.

• For loop is used when the number of iterations is known.

• For each loop automatically iterates over each element in the collection.

• For loop requires initialization, condition, and increment/decrement statements.

• Example: for each loop...read more
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Q1. What is the difficult problem you faced in your college life?
Ans. 
Balancing academics and extracurricular activities
• Struggling to manage time effectively between classes, assignments, and club activities

• Feeling overwhelmed with the workload and pressure to excel in both academics and extracurriculars

• Seeking support from professors and mentors to find a balance and prioritize tasks

• Learning to prioritize tasks and delegate responsibilities to avoid burnout

• Developing time management ski
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The Aptitude round have 100 questions 120 minutes in which technical and aptitude questions will be there and there 5 sections with the time limits. The questions from core will be 50 questions are from basics only.

There are questions related to core department and aptitude question

Q1. Q.1) which project you did in your b.tech? Q.2) Why you want to join reliance ?
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Q2. Q3) questions related to core branch
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Normal aptitude test based on Mathematics .e.g., probability, profit/loss, velocity etc.

Q1. Mention your strong topics in resume and divert your interview in that direction. For GET, transformers & power system these two topics are important.
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Q2. Transformer testing, Transformer paralleling conditions, Generator capability curve, differential protection, CT excitation curve
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Q1. HR round - behavioral questions just to check your attitude and background
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