Exponentia.ai Senior Software Engineer Interview Questions and Answers

Round duration - 45 Minutes
Round difficulty - Hard

It was conducted in the evening on Teams call. It was a mix of DSA question, conceptual discussion on javascript and node.js.

Q1. 
All Paths From Source Lead To Destination Problem Statement
In a directed graph with 'N' nodes numbered from 0 to N-1, determine whether every possible path starting from a given source node (SRC) eventua...read more
Ans. 
Determine if all paths from a given source node lead to a specified destination node in a directed graph.
• Check if there is at least one path from source to destination.

• Ensure that nodes with no outgoing edges from source are the destination.

• Verify that the number of paths from source to destination is finite.

• Return True if all paths from source lead to destination, otherwise False.
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Round duration - 30 Minutes
Round difficulty - Medium

Round duration - 60 Minutes
Round difficulty - Medium

It was a hiring manager round which happened in the evening. The interviewer introduced me to the product I was being hired for, asked me a few questions on my experience (both technical and business). I talked on the architecture and design of Single page applications and my then current project. I was also allowed to ask questions and they were addressed.

Q1. Can you explain the architecture of your current project?
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Round duration - 30 Minutes
Round difficulty - Easy

It was in the evening. The interviewer was professional. I was asked about my past experiences, why I was switching and some behavioral questions.

Round duration - 60 minutes
Round difficulty - Medium

Q1. 
Reverse String Operations Problem Statement
You are provided with a string S and an array of integers A of size M. Your task is to perform M operations on the string as specified by the indices in array A...read more
Ans. 
Given a string and an array of indices, reverse substrings based on the indices to obtain the final string.
• Iterate through the array of indices and reverse the substrings accordingly

• Ensure the range specified by each index is non-empty

• Return the final string after all operations are completed
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Round duration - 30 minutes
Round difficulty - Easy

Q1. How do you come out of an iframe in Selenium?
Ans. 
To switch out of an iframe in Selenium, you can use the switchTo().defaultContent() method.
• Use driver.switchTo().defaultContent() to switch out of the iframe.

• If the iframe is nested within multiple iframes, use driver.switchTo().parentFrame() to navigate up the iframe hierarchy.

• You can also switch to a specific iframe by using driver.switchTo().frame() with the iframe element or index.
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Round duration - 30 minutes
Round difficulty - Easy

Q1. Why do you want to leave your current company?
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Q1. Questions on java , spring boot , containarisation tools, coding, SOLID principles
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5 coading questions were asked in it

Q1. Manegerial round
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There were 4 sections-
1.Big data-some multiple choice questions
2.Python-2 basic programming questions
3.SQL-4 case questions on SQL queries
4.Pyspark-Basic multiple choice questions

Same as round 1 but there were no multiple choice questions,it was a subjective paper where they check your thought process and your approach.

Q1. Technical interview was based on -Your project discussion -Big data terminologies,Spark framework,working and architecture -Some case study questions and how you could have optimized it. -SQL basic querie...read more
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Q1. Share details of your previous job.
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Q2. Why are you looking for a change?
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Q3. What are your salary expectations?
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Q4. Tell me about yourself.
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Spark, python related questions

Q1. Previous project, scenario based problem to solve
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Q1. Package, preffered location
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Few MCQ's and along with couple of SQL scenario questions

Q1. More of the project experience, skillset acquired and willing to learn or not
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Q1. More of a skillset related and also the attitude
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Q1. Compensation related and also the benefits
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