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Xeno Interview Questions and Answers
Xeno Interview Experiences
5 interviews found
Anonymous
I applied via Campus Placement and was interviewed in Apr 2024. There were 2 interview rounds.
He will be asking you about the logic you used to solve the OA questions. So prepare well.
He then asked questions from my resume and asked me to code and explain cycle in a linked list. I easily did the coding part using brute force and optimized approach but then he asked my to give proof that why tortoise and hare algo will work here. I explained him the mathematical proof.
(2 Questions)
- Q1. In this round he started asking questions from my resume and then gave me DSA question to solve which was 523. Continuous subarray sum and then he asked me several question related to Reactjs , Nodejs , Mo...
- Q2. 523. Continuous Subarray sum
Interview Preparation Tips
Software Developer Intern Interview Questions asked at other Companies
(2 Questions)
- Q1. 2 sum problem [leetcode]
- Q2. Linkedlist problem
- Ans.
Implement various operations on a linked list and solve related problems like reversing a linked list or detecting a cycle.
Understand the basic structure of a linked list with nodes containing data and a reference to the next node.
For insertion, update the pointers of the nodes accordingly to maintain the sequence.
For deletion, adjust the pointers to skip the node to be deleted.
To reverse a linked list, iterate through...
Skills evaluated in this interview
Software Developer Interview Questions asked at other Companies
(2 Questions)
- Q1. Given a data set of hotel you need to find number of booking.
- Q2. SQL Query based upon join leetcode.
Senior Software Engineer Interview Questions asked at other Companies
Software Development Engineer Intern Interview Questions & Answers
Ashutosh Maurya
posted on 7 Oct 2023
Easy basic dsa questions
(5 Questions)
- Q1. Basics of dsa and project discussion
- Q2. Stair climbing based on dp
- Q3. Longest common subsequence
- Ans.
Longest common subsequence is the longest sequence of characters that appear in the same order in two or more strings.
Use dynamic programming to solve this problem efficiently.
Create a 2D array to store the lengths of longest common subsequences of substrings.
Traverse the array to find the longest common subsequence.
- Q4. Buy and sell stock
- Q5. Project discussion based on resume
Interview Preparation Tips
Skills evaluated in this interview
Software Development Engineer Intern Interview Questions asked at other Companies
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Abrar Mansuri
Selected
(1 Question)
- Q1. Sql questions, analytics questions, case study
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I applied via Naukri.com and was interviewed before Nov 2020. There were 5 interview rounds.
Interview Questionnaire
1 Question
- Q1. Leadership principles, Previous experience, Managerial and logical questions
Interview Preparation Tips
I applied via Recruitment Consultant and was interviewed before Jun 2020. There were 4 interview rounds.
Interview Questionnaire
2 Questions
- Q1. Pivot and excel questions
- Q2. All about excel
Interview Preparation Tips
I applied via Recruitment Consultant and was interviewed before Jul 2020. There was 1 interview round.
Interview Questionnaire
1 Question
- Q1. DS Algo Questions on Trees. Leadership Principles
Interview Preparation Tips
I was interviewed before Sep 2020.
Round duration - 60 minutes
Round difficulty - Easy
Round duration - 50 minutes
Round difficulty - Easy
Round duration - 60 minutes
Round difficulty - Easy
At the beginning of this round, the interviewer asked me about the data structures I knew. Linked lists, trees, graphs, arrays etc. was my answer. He asked me how well I knew Dynamic Programming. I said I wasn’t strong in that and he said that he would ask me a question on dynamic programming for sure.
Round duration - 40 minutes
Round difficulty - Easy
The interviewer asked me if I was comfortable with the interview process so far and how the previous interviews were. I said it was good and he gave me the first problem to solve.
(1 Question)
Round duration - 60 minutes
Round difficulty - Easy
The interviewer asked me some Computer Science fundamentals in this round as well as some behavioural questions.
- Q1. Implement a Trie data structure and write functions to insert and search for a few words in it.
- Ans.
Implement a Trie data structure with insert and search functions.
Create a TrieNode class with children and isEndOfWord attributes.
Implement insert function to add words by iterating through characters.
Implement search function to check if a word exists by traversing the Trie.
Example: Insert 'apple', 'banana', 'orange' and search for 'apple' and 'grape'.
Interview Preparation Tips
Do lot of hard work and practice of Data Structures and Algorithms based questions. I personally recommend you Coding Ninjas and Geeks For Geeks for interview preparation.
Application resume tips for other job seekersMake your resume short and try to make it of one page only and do mention all your skills which you are confident of in your resume.
Final outcome of the interviewSelectedSkills evaluated in this interview
I applied via Naukri.com
Interview Questionnaire
2 Questions
- Q1. Why Amazon?
- Q2. What do you expect from Amazon?
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