Shree Abirami Enggineering Works Graduate Trainee Interview Questions and Answers

Aptitude test containing Quants, Logical Reasoning, Verbal Ability, and Mechanical Engg qns( Thermodynamics, Fluid Mechanics, Strength of Materials etc)

Q1. Questions on Manufacturing Processes( Especially Welding - Classification, TIG vs MIG, etc)
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Q2. Questions on Absorption Cooling technology ( Types of refrigeration, Compression v/s Absorption Cooling, etc)
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Q1. Preorder , post-order and in-order traversal of tree
Ans. 
Tree traversal methods in computer science
• In-order traversal: Left, Root, Right

• Pre-order traversal: Root, Left, Right

• Post-order traversal: Left, Right, Root

• Example: In-order traversal of tree with nodes 1, 2, 3 would be 1, 2, 3
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Q2. Hashmap can the key value be an object?
Ans. 
Yes, the key value in a Hashmap can be an object.
• In Java, the key in a Hashmap can be any object, not just primitive types.

• The key must override equals() and hashCode() methods for proper functioning.

• Example: HashMap<Employee, Integer> employeeMap = new HashMap<>();
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General aptitude,Basic technical questions for 1 hour duration

Current scenarios ..we discussed about start ups

Q1. About Resume Projects
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Q2. What are triggers in sql
Ans. 
Triggers in SQL are special stored procedures that are automatically executed when certain events occur in a database.
• Triggers can be used to enforce business rules, maintain referential integrity, and audit changes to data.

• Examples of triggers include BEFORE INSERT, AFTER UPDATE, and INSTEAD OF DELETE.

• Triggers can be defined at the table level and can be set to execute before or after an event.
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There are puzzle question,resoning etc

The topic given to us is ev ,so we put so many points on ev ,there Positive piints and negative points etc

A general discussion focusing predominantly on current affairs.

Q1. This round was new and exciting, and it requires two candidates (let's say A and B). The panelist will give Candidate A a complex figure of different fundamentals shapes (such as triangle, circle, diamond,...read more
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Q2. Duration: approx. 40 minutes Questions asked during Technical Interview: 1) Tell us about your family background. 2) What refrigerant we use in fridge? Why we used that particular refrigerant? Can we use w...read more
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Q3. Duration: approx. 25 minutes Questions asked during HR Interview: 1) About family background 2) About your hobbies 3) About final year project Etc>
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Q4. NO
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Q5. It was an online test and the duration of this test was 1 hour. In this test, general knowledge, general aptitude (such as seating arrangement, pipes and cisterns), and fundamentals of mechanical (thermody...read more
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Q6. "Is EV better than a conventional vehicle?" was the topic of discussion. Duration of discussion was 15 minutes and each candidate had to conclude the discussion.
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