NeenOpal Intelligent Solutions Interview Questions and Answers for Freshers

Q1. SQL question ( window functions) dense_rank
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Q2. SQL question(window function) aggregation, there were 5 tables and you had to do some joins
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Q3. Some question on spark optimisations
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Coding Test consists of 3 Problem Question (2 Logical questions and 1 SQL Query ) and Around 20 MCQS
Platform - CoderByte

30 Aptitude Question
3 Mail Writing Question

Q1. Explain 1st Problem Solved in Coding Test. Optimize it.
Ans. 
Solved a sorting problem by implementing quicksort algorithm.
• Implemented quicksort algorithm to efficiently sort the array.

• Used recursion to divide the array into smaller subarrays and sort them individually.

• Optimized the algorithm by choosing a pivot element strategically to minimize comparisons.
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Q2. Explain 2nd Problem Solved in Coding Test. I failed 1 test case in 1st round which was told to solve again.
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Q3. Explain 3rd Question based on SQL Query.
Ans. 
The 3rd question based on SQL query likely refers to a specific query or scenario related to SQL.
• Understand the context of the query being asked about

• Analyze the structure and purpose of the SQL query

• Explain the expected output or result of the query
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Q4. Write a code to Reverse Digits.
Ans. 
Code to reverse digits of a number
• Use modulo operator to extract the last digit of the number

• Multiply the result by 10 and add the next digit until all digits are reversed

• Handle negative numbers separately by converting to positive before reversing
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Q5. A problem question for solving a SQL Query.
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Q1. Salary negotiations
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Q2. What are your expectations
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Q3. As per company standards
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Q1. What are your skills
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Q2. What is your experience
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Q3. Communication, interpersonal
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Q1. Regarding skills
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Q2. What is your aim
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Q3. How can you succeed in your life
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Q4. Where do you see yourself in 5 years
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Q5. What all did you learn in your career
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Q6. Who all are in your family
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Q7. What all decisions your made as an hr
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Q1. Securitisation and how it works.
Ans. 
Securitisation is the process of pooling various types of debt and selling them as securities to investors.
• Securitisation involves bundling together various types of debt, such as mortgages, auto loans, or credit card debt.

• These debts are then sold to a special purpose vehicle (SPV) which issues securities backed by the cash flows from the underlying assets.

• Investors purchase these securities and receive payments based...read more
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Q2. Financial Ratios and how they work and what is a good number to have.
Ans. 
Financial ratios are tools used to evaluate a company's financial performance and health.
• Financial ratios are calculated using data from a company's financial statements.

• They help investors and analysts assess a company's profitability, liquidity, efficiency, and solvency.

• A good number for a financial ratio can vary depending on the industry and company size.

• For example, a current ratio of 2 or higher is generally cons...read more
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Q3. Random number crunching based on some scenario that needs you to make assumptions and get an answer
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Q4. How an Excel function works. (Vlookup, Hlookup, Xlookup, IF/AND/OR)
Ans. 
Excel functions like Vlookup, Hlookup, Xlookup, IF/AND/OR are used for data lookup and logical operations.
• Vlookup: Searches for a value in the first column of a table and returns a value in the same row from a specified column.

• Hlookup: Similar to Vlookup but searches for a value in the first row of a table.

• Xlookup: A more versatile version of Vlookup and Hlookup that can search both vertically and horizontally.

• IF: Retu...read more
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Q1. Personal Questions.
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Q2. My expertise and proficiency of excel
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Q1. No questions. Was confirmed my job
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Q1. Resume shortlist
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5 coding questions (4 medium and 1 easy) on coderbyte.

Q1. Questions about previous jobs/internships and other HR-related questions.
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Q1. Based on the skills mentioned in my resume, and questions based on the project mentioned (the Interviewer asked to open my GitHub profile and asked questions on code written).
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Q1. Question was asked on Java
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Q2. Question was ask flutter
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It was based on c language

Q1. What is c programming
Ans. 
C programming is a high-level programming language used for system programming, embedded systems, and software development.
• C programming is widely used for developing operating systems, compilers, and device drivers.

• It allows direct access to memory and hardware, making it efficient for low-level programming.

• C programs are portable and can be easily optimized for performance.

• Example: Writing a simple 'Hello World' prog
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Q2. What is array in c
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An array in C is a collection of elements of the same data type stored in contiguous memory locations.
• Arrays are declared by specifying the data type of the elements and the number of elements in square brackets, e.g. int arr[5];

• Elements in an array can be accessed using their index, starting from 0, e.g. arr[0] refers to the first element.

• Arrays in C are zero-indexed, meaning the first element is at index 0.

• Arrays can...read more
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Q1. Skillsets hired for?
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Q2. Monthly onboarding?
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