Bharat Petroleum Research Engineer / Scientist Interview Questions, Process, and Tips

Q1. Basic data science and statistics interview questions along with their mathematical understanding.
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Q1. Data science questions with mathematical understanding
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Q1. STAR type questions
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It was good and simple

Q1. Long term goals
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Q2. Mba goals and future plans
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Q1. Resume Based questions and ML & DL basics
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Q2. BERT and CNN models
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Q1. Cfd questions like forward difference scheme and backward difference scheme.
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Q2. In which direction the fluid flows in a vertical pipe when the pressures at two vertical locations are given.
Ans. 
The direction of fluid flow in a vertical pipe depends on the pressure difference between two vertical locations.
• Fluid flows from high pressure to low pressure.

• If the pressure at the lower location is higher than the pressure at the upper location, the fluid will flow downwards.

• If the pressure at the upper location is higher than the pressure at the lower location, the fluid will flow upwards.

• The magnitude of the press...read more
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Q1. About Work experience
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Q2. How do you handle a negative outcome?
Ans. 
I handle negative outcomes by analyzing the root cause and identifying potential solutions.
• I remain calm and objective to avoid making hasty decisions.

• I review the data and identify the root cause of the negative outcome.

• I brainstorm potential solutions and evaluate their feasibility.

• I implement the best solution and monitor its effectiveness.

• I use the experience as a learning opportunity to improve future outcomes.
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Q3. What are the factors that demotivates you in work?
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Q1. Questions based on Bernoullis principle.
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Q2. How to find if a point is inside or outside of a regular polygon?
Ans. 
To find if a point is inside or outside of a regular polygon, we can use the Ray Casting algorithm.
• Draw a line from the point to a point outside the polygon

• Count the number of times the line intersects with the polygon edges

• If the number of intersections is odd, the point is inside the polygon

• If the number of intersections is even, the point is outside the polygon
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Q3. Coding questions by the specialist in US.
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3 questions on various problems based on arrays and matrices.

Q1. Techincal 1
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Q2. With some python questions to write logical codes
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Q1. More about business context problems. Asked real time challenges in the business and expected solution for it.
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Q2. Technical 2
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Real time Business case study on implementing retail outlets and how. Speak more about data assumption and implementation of model

Q1. Stake holder management, conflict in team etc
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Q2. Behavioral
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Q1. General questions with package discussion
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Q2. HR
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