Technossus Software Developer Intern Interview Questions and Answers

Easy to medium questions

Q1. Create a software
Ans. 
A software for managing inventory in a retail store
• Create a user-friendly interface for adding, updating, and deleting products

• Include features for tracking sales, restocking inventory, and generating reports

• Implement barcode scanning functionality for quick product lookup
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Q1. Tell me about yourself
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DSA questions of array and strings

Q1. DSA on array advanced topics
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It was a 2hr test. It had two sections. 1)Quantitative aptitude and verbal ability and 2) Technical aptitude.

Q1. It was for 45 min. Asked some OOPs concepts, CN fundamentals. Questions were asked on arrays and linked lists. also on OS
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Q1. It was for 5 min. Asked on why I wanted to join Optum
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Q1. Java and python based questions
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Fundamental output questions and aptitude assessments.

Q1. Pattern printing Delete drop truncate difference Projects discussion
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Q1. What motivated you to choose Dell?
Ans. 
I chose Dell for their reputation for innovation, strong company culture, and opportunities for growth.
• Reputation for innovation in technology industry

• Strong company culture focused on employee development

• Opportunities for growth and advancement within the company
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Q2. Opinion about JD.
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Round duration - 90 minutes
Round difficulty - Medium

This round contains 40 mcq questions 15 dsa and 25 aptitude.
then there was 5 coding questions.

Q1. Check If Binary Representation of a Number is Palindrome
Ninja is given an integer ‘N’. Ninja wants to find whether the binary representation of integer ‘N’ is palindrome or not.
A palindrome is a sequen...read more
Ans. 
Check if binary conversion of given number is palindrome or not. Ex: 6 (0110) is palindrome.
I used a recursive function for binary conversion and then check for palindrome using a loop. Refrain from using inbuilt functions as they wanna check your logic. O(n) time complexity.
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Q2. Word Break
You are given a list of “N” strings A. Your task is to check whether you can form a given target string using a combination of one or more strings of A.
Note :
You can use any string of A mult...read more
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 One Sentence (string) is given. find out the words, that has length even and greater than equal to 4 (e.g. 4,6,8.. etc.) and separate them with space.
e.g. Given String : “abcd abc abcde abcdef”
Output: “ab cd abc abcde abc def”
I allocated a new string dynamically, and used two for loops to copy one string to another, adding a space at the middle of the word where word length was >=4 and even. O(n^2) time comple
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Round duration - 25 minutes
Round difficulty - Easy

Technical Round

Q1. Sort 0 1
You have been given an integer array/list(ARR) of size N that contains only integers, 0 and 1. Write a function to sort this array/list. Think of a solution which scans the array/list only once an...read more
Ans. 
Then he made it complex by saying that if there are numbers from 0 to k in an array of size n then how will you sort them in O(n), I told him the count sort, he agreed with it and then asked me to quickly write down the code, I wrote it down, there was a silly mistake which he pointed out and said that it’s good and then moved on to next problem. He saw my code for fourth largest in an array, I did it using heap and ti...read more
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