Oa Compserve Omcr Engineer Interview Questions and Answers

Basic aptitude test very easy

Topic was pros and cons of social media
total time was 10, 2 minutes for each candidate.

Q1. Spark architecture.
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Q2. Narrow and wide transformations
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Q1. What is metaspace?
Ans. 
Metaspace is a memory space in Java that stores metadata about classes and methods.
• Metaspace replaces the permanent generation (PermGen) in Java 8 and later versions.

• It is used to store class metadata, such as class names, method names, field names, annotations, etc.

• Metaspace is dynamically allocated and resized by the JVM as needed.

• It helps prevent OutOfMemoryError caused by PermGen space exhaustion.
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Basic aptitude questions were given

Moderate level coding questions from aaray,stack and linked lists

Q1. Oops concepts , java basic questions, projects
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Q2. Write a code for removing duplicate elements
Ans. 
Code to remove duplicate elements from an array of strings
• Create a set to store unique elements

• Iterate through the array and add elements to the set

• Convert the set back to an array to get unique elements
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Q1. Why mindtree? And how would you contribute to the company
Ans. 
I chose Mindtree because of its reputation for innovation and commitment to employee growth. I believe my strong technical skills and collaborative mindset would contribute to the company's success.
• I am impressed by Mindtree's track record of delivering cutting-edge solutions to clients.

• I value the company's focus on continuous learning and development for its employees.

• My experience in software development and problem...read more
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Q2. Final year project, who motivates you
Ans. 
My final year project was motivated by my passion for solving real-world problems and making a positive impact.
• Passion for solving real-world problems

• Desire to make a positive impact

• Inspiration from mentors or industry professionals

• Personal drive to excel and innovate
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Average level of the aptitude test

Two coding questions, two apti questions online video on

Q1. Tell me somenthi g about
Ans. 
I believe there might be a typo in the question. Could you please clarify?
• Ask for clarification on the specific topic or information the interviewer is looking for.

• Offer to provide more details or examples once the question is clarified.
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Q2. What is your name
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Q1. What is your name
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Q2. What is your address
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Q1. What is salary expect
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Q2. What is job expect
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