Schlumberger Production Graduate Engineer Trainee Interview Questions and Answers for Freshers

Simple aptitude questions

This is a shortlisting round, and many technically knowledgeable individuals did not qualify for this stage.

Q1. Which flow system is more effective: countercurrent flow or concurrent flow, and what are the reasons for this?
Ans. 
Countercurrent flow is more effective due to increased concentration gradient and better utilization of resources.
• Countercurrent flow allows for a greater concentration gradient between the two fluids, leading to more efficient mass transfer.

• Countercurrent flow also allows for better utilization of resources as the fluids are in contact for a longer period of time.

• Concurrent flow, on the other hand, results in a lower ...read more
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Q2. What is the procedure for designing a heat exchanger?
Ans. 
The procedure for designing a heat exchanger involves determining heat transfer requirements, selecting appropriate materials, designing the geometry, and analyzing performance.
• Determine the heat transfer requirements based on the fluids involved, flow rates, temperatures, and desired heat transfer rate.

• Select appropriate materials for the heat exchanger based on compatibility with the fluids, operating conditions, and...read more
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Q1. Find tree node from leet code
Ans. 
Finding a tree node from LeetCode involves traversing a tree data structure to locate a specific node.
• Use depth-first search (DFS) or breadth-first search (BFS) to traverse the tree and find the target node.

• Implement a recursive function to search for the node in the tree structure.

• Consider using a stack or queue data structure to keep track of nodes to visit next.

• Check if the current node is the target node, if not, r...read more
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Q2. Guesstimates on how to fill 4lts jar with just three jars, the popular guesstimets
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Q1. About the technologies mentioned in the resume
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Q2. SQL, Python, Power BI , Shell
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Q1. Technical questions on project
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Q2. How long you worked with your project?
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Q3. Project details
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Aptitude test- quant,gk,verbal ability, logical reasoning

Q1. Mechanical engineering related questions
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Q2. All about internships
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Q1. Be confident and old
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Q2. What was your previous job role like
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Q1. Why do you want to work on wood
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Q2. How do deal with your stress
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