Apptunix Senior Software Engineer Interview Questions and Answers

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. Basic questions on PHP
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Q2. Some difficult questions and program to write in online editor
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Q1. Asked a few Hard questions and project related questions
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Q2. Program to write on online editor Parenthesis matching and flight ticket booking
Ans. 
Program to write on online editor with parenthesis matching and flight ticket booking functionality.
• Create a program that allows users to write and edit text online.

• Implement a feature to match parentheses in the text.

• Include functionality for users to book flight tickets.

• Ensure the program is user-friendly and efficient in handling both tasks.

• Example: Use HTML, CSS, and JavaScript to create the online editor with pare...read more
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Q1. Normal managerial round, go through company website before this round
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General MCQ questions for react js

It was the coding test for the interview

Assignment Round - Complete the assignment within 3 days.

Q1. About the projects in detail?
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Q2. Python and Django - Basic to advanced questions. Python : 1. Sorting 2. Sum of index equals to X arr = [1, 2, 2, 1, 6] x = 3 [(1,2) (2,1)] Django : 1. Celery 2. Signal 3. Mid...read more
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Q1. Manager Round. About projects. Quation related AWS Redis
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Q1. Few basic question on python
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Q2. Some coding questions
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Based on your CV and basic python questions and coding test and few HR questions

Basic multiple choice questions based on c# ,sql serve, pseudo code all are basics

Q1. Oops concepts,SQL query based on joins,sub query ,basic javascript
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180 mins test calculatogn

Q1. OOPS questions
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Q2. Design Pattern test
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Q1. Discussion about the current role, tech - stack I am working upon. Problems that solved during the job. Challenges faced in current job. Expectations from the new Employer. Reason for switching the job. I...read more
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Q1. Given coding question for cracking this your mathematical concept should be very strong. Core java questions, React questions, Javascript questions ad other DS algo basic questions.
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Q1. JS Core concepts Java core concepts Basic DS algo hashmap question , two sum array, duplicate number SQL Question
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Q1. Basic salary discussion round
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Coding on python programming, any language is used in in coding.

Q1. Good ask simple question and simple program
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Q2. Python programming string reverse the string
Ans. 
Python provides a simple way to reverse a string using slicing.
• Use slicing to reverse the string: string[::-1]

• Assign the reversed string to a new variable or print it directly

• Alternatively, use the reversed() function to create a reversed iterator and join it back into a string
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