Innoviti Technologies Private Limited Softwaretest Engineer Interview Questions and Answers

Machine coding.
Code structure, naming, best practices are more important than time or space complexity.

Same as Round 1, except more complex problem statement

Q1. Integration round. Given a library, do some operations with it, i.e. pull specific data point from file, make an POST call using different data point etc.
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Q1. Given a codebase, fix a specific bug
Ans. 
I would start by reproducing the bug, analyzing the code, identifying the root cause, implementing a fix, testing the fix, and finally deploying it.
• Reproduce the bug by following the steps that lead to the issue.

• Analyze the code surrounding the bug to understand the context and potential causes.

• Identify the root cause of the bug by debugging and tracing the code execution.

• Implement a fix by making the necessary code ch...read more
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Q1. Standard HLD/LLD design problem
Ans. 
HLD focuses on overall system architecture, while LLD delves into specific implementation details.
• HLD includes components, modules, interfaces, and dependencies.

• LLD involves detailed class diagrams, data structures, algorithms, and database schema.

• Example: HLD may outline a system using microservices architecture, while LLD may specify how each microservice communicates and stores data.
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Q1. Find Target Element in a rotating sorted Array.
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It was about DS Algo and Java garbage collection,multithreading

Q1. Low level design of rate limiter
Ans. 
Rate limiter is a system that controls the rate of traffic sent or received by a network interface.
• Implement a token bucket algorithm to track and limit the rate of requests

• Use a sliding window algorithm to track the number of requests within a specific time frame

• Consider using a distributed rate limiter for scalability and fault tolerance
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Q2. Springboot basics, java basics, future interfaces, basic sql queries
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It consist of 4 DSA ques and few quiz and opps concept based ques
1st was string based Medium level ques.
2nd was a ques based on 2 pointer
And other 2 was from Vector and Linked list easy ques

Q1. It was stock buy and sell ques on leetcode where we need to find Max profit and what day to buy and sell
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Q2. 2d array ques to print natural numbers in spiral form
Ans. 
Print natural numbers in spiral form using a 2D array.
• Create a 2D array with dimensions n x n.

• Initialize variables for row and column boundaries.

• Iterate through the array in a spiral pattern, filling in natural numbers.
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Q3. Hard level linked list ques
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Q1. Describe projects
Ans. 
I have worked on various projects including developing web applications, creating mobile apps, and implementing machine learning algorithms.
• Developed a web application for a retail company to manage inventory and sales data

• Created a mobile app for a fitness tracking platform to track user's exercise routines

• Implemented machine learning algorithms for a recommendation system in an e-commerce website
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Q2. Knowledge testing on ML frameworks
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Had a overall personality, technical & problem solving test with AVP

Q1. One leetcode easy-medium problem
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Q2. Java, springboot and oops question
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Q1. Project related questions
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Q2. System design questions
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Maths,quant for 1 hour duration

Arrays, strings, linked list, palindrome

MVVM was asked and swift questions