Quinbay Intern Interview Questions and Answers

If you are a fresher , then this is for you else almost no coding test for experienced candidates.

Q1. Javascript basics, Angular react general questions depends upon profile.
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Q1. They asked general questions related to some hectic situation faced in previous company / project..
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Q1. Previous experience, resume related questions
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Q2. SOLID principles, Design Patterns, OOPS concepts and basic coding questions,
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Round duration - 60 mins
Round difficulty - Medium

Q1. 
Railway Seat Berth Determination
Given a railway seat number represented as an integer, determine if it is a valid seat number and identify its berth type. Possible berth types include lower berth, middle...read more
Ans. 
Given a railway seat number, determine if it is valid and identify its berth type.
• Parse input integer 't' for number of test cases

• For each test case, check if seat number is valid (1 <= N <= 100)

• Identify berth type based on seat number and output the result

• Possible berth types are Lower, Middle, Upper, Side Lower, and Side Upper
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Round duration - 90 mins
Round difficulty - Hard

First they asked me to introduce myself then they started questioning on oops concept from basic to advance level such as inheritance, polymorphism, abstraction, exception handling , STL etc. Next they started questioning on data structures. They asked me the logic of “how to find the middle of a linked list”.

Q1. 
Matrix Symmetry Check
You are provided with a square matrix. Your task is to return true if the matrix is symmetric; otherwise, return false.
A symmetric matrix is characterized by its transpose being eq...read more
Ans. 
Check if a square matrix is symmetric by comparing it with its transpose.
• Iterate through the matrix and compare each element with its corresponding element in the transpose

• If any pair of elements do not match, return false immediately

• If all pairs match, return true at the end
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Basic aptitude, cloud-related questions and some data warehousing questions

Q1. Identify result of given c++ code
Ans. 
The code prints the sum of elements in an array.
• The code initializes an array of integers with values 1, 2, 3, 4, 5.

• It then calculates the sum of all elements in the array and prints it.
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Q2. DSA questions and basic questions on data engineering domain
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Q1. Questions on java questions on api's questions on cloud (aws) questons on sql Aptitiude questions reasoning questions
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Q1. Based on resume. Medium to High level questions on java and cloud and sql.
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Q1. This is also purely based on resume, mostly asked questions on sql
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Covered theoritical subjects and cloud topics in software engineering.Also bit about sdlc.

Q1. Asked about c language questions.
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Q2. Asked to write coding answers.
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Q3. Memory allocation in c, cloud topics.
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Q1. Asked dsa questions.
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Q2. Asked about machine learning algorithms.
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Q1. I was asked questions based on DBMS mostly on a difficulty scale of 3 out of 5
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Q1. In the 2nd round there were questions from DBMS and few questions from Cloud infrastructures and all.
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Q1. Some basic HR questions about company and what I can contribute to make it better.
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