Nintriva Software Engineer Interview Questions and Answers for Freshers

Aptitude test was quite easy; it had normal intelligence questions as well as some math

The coding test consisted of 2 medium HackerRank questions in any language

Q1. I had a face-to-face virtual interview. The interview round went for 45 minutes. They asked all sort of questions, from JAVA to SQL to basic Python. Also, DSA questions were asked.
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Q2. Difference between Truncate, Delete and Drop
Ans. 
Truncate removes all rows from a table, Delete removes specific rows, and Drop deletes the entire table structure.
• Truncate is a DDL command that removes all rows from a table but keeps the table structure intact.

• Delete is a DML command that removes specific rows based on a condition.

• Drop is a DDL command that deletes the entire table structure along with all its data.

• Truncate is faster than Delete as it does not log in...read more
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Q3. Difference between Sets, Lists, Tuples
Ans. 
Sets, Lists, and Tuples are all data structures in Python with different characteristics and use cases.
• Sets are unordered collections of unique elements. Example: {1, 2, 3}

• Lists are ordered collections of elements that can be modified. Example: [1, 2, 3]

• Tuples are ordered collections of elements that cannot be modified. Example: (1, 2, 3)
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Q1. Round 4 was another face-to-face interview with a senior.
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Q1. Opps concepts, DSA algorithm
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Easy aptitude test containing mathematics and logical questions

4 leetcode easy to medium level

Q1. Questions on project and tech stack.
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Basic aptitude and reasoning questions. Along with one or two short coding questions

Q1. Questions based on your skills
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Q2. Questions based on your projects.
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Q3. Some general coding and technical questions which will show the skillset of the student
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Q1. General questions like why work here, will you give your best etc
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Before Aptitude Test, There was a telephonic interview round in which they test your communication and ask questions about your education and projects. You just have to show your confidence to pass this round. After that, the aptitude test was quite easy. There are 15 questions all are doable in just 15 to 20 minutes of time span.

After that, The coding round takes place in which they provide you with a device with an online compiler of your preferred programming language and ask you to solve 4 questions without using any built-in function. The questions are based on Linked Lists, Stacks, Arrays, etc. You have to do it all manually. This round lasts up to 1 hour.

Q1. The technical round takes place in which they ask different questions from your coding round, a few concept-based ones, and also a few questions to test your thinking and problem-solving abilities like the...read more
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There are three sections: -
1. Quants
2. English
3. Reasoning
All sections are accessible medium but you have maintained the speed and accuracy.
after that coding snippet are in java/python.

Code snippets are there in coding sections.

You should know all basic mathematics and general aptitude questions like profit loss discount compounding, PnC, speed distance time, time, logical reasoning etc. Knowledge Gate is a good platform for learning aptitude. Remember solving fast and accurately is more important than just being able to solve. So practice practice practice .

Practice DSA and practice competitive programming on platforms like code chef, Coderbyte. Test was conducted on coderbyte. 2 or 3 questions of medium to high level were asked. The 1st problem may be a simpler one . You should be able to use inbuilt data structures from collections (if you code in java)

Q1. They will ask questions based on what you have written in your resume. Also basic logics and algorithms for some problems like reversing a string ,etc were asked. They also asked you write code snippets on...read more
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Q2. Explain your project.
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Q3. OOPS concepts related questions
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Q4. Code snippets on note pad. eg reverse string
Ans. 
Reverse a string using array manipulation
• Create an array of characters from the input string

• Use a loop to iterate through the array in reverse order

• Append each character to a new string to form the reversed string
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Q1. This was just a formality round . They told me they have selected me and asked me basic details, maybe because this company was recruiting from college campus.
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