Xome Software Engineer Interview Questions and Answers

Q1. Create pagination component using an api show the data for the pages
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Apti and coding

Q1. Questions on java a d sql
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Q1. What is your name
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Q2. How many years of experience you have
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Q1. What is linked list
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A linked list is a linear data structure where elements are stored in nodes, each pointing to the next node in the sequence.
• Consists of nodes, each containing data and a reference (or pointer) to the next node.

• Types include singly linked lists, doubly linked lists, and circular linked lists.

• Singly linked list: Each node points to the next node; e.g., A -> B -> C.

• Doubly linked list: Each node points to both the ne...read more
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Q2. Rearrange a string
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Rearranging a string involves changing the order of its characters to form a new string or meet specific criteria.
• Identify the characters in the string, e.g., 'abc' can be rearranged to 'acb', 'bac', etc.

• Use algorithms like backtracking to generate all permutations of the string.

• Consider constraints, such as only rearranging vowels or consonants.

• Example: Rearranging 'abc' gives ['abc', 'acb', 'bac', 'bca', 'cab', 'cba'...read more
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First round was coding test in online mode which was quite easy.

Q1. In the 2nd round they asked the technical questions from SQL , simple coding questions.
Ans. 
The interview focused on SQL and basic coding questions to assess technical skills.
• SQL questions may include writing queries to retrieve data from a database.

• Example: SELECT * FROM employees WHERE department = 'Sales';

• Coding questions could involve algorithms or data structures.

• Example: Write a function to reverse a string in Python.
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Coding test has multiple choice questions based on basics of programming and 2 coding questions.

Q1. What are the details of Object-Oriented Programming (OOP) concepts?
Ans. 
OOP is a programming paradigm based on the concept of objects, which can contain data and code to manipulate that data.
• OOP focuses on creating objects that interact with each other to solve problems.

• Key concepts include classes, objects, inheritance, polymorphism, and encapsulation.

• Classes are blueprints for creating objects, defining their properties and behaviors.

• Inheritance allows new classes to be based on existing...read more
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Q2. DSA question to solve using any programming language ?
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Implement a function to find the maximum sum of a contiguous subarray using Kadane's Algorithm.
• Kadane's Algorithm runs in O(n) time complexity.

• Initialize two variables: max_current and max_global.

• Iterate through the array, updating max_current as the maximum of the current element or the sum of max_current and the current element.

• Update max_global if max_current exceeds it.

• Example: For array [-2,1,-3,4,-1,2,1,-5,4], th...read more
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Q3. Some concepts of web development and binary tree related questions
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Q1. What do you know about Digit insurance?
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Digit Insurance is a technology-driven insurance company offering a range of general insurance products.
• Digit Insurance was founded in 2016 by Kamesh Goyal.

• It is known for its innovative and customer-centric approach to insurance.

• Digit offers various insurance products such as health insurance, motor insurance, travel insurance, and more.

• The company leverages technology to simplify the insurance process and provide a s...read more
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Q2. Where do you see yourself after 5 years ?
Ans. 
In 5 years, I see myself as a senior software engineer leading a team of developers on innovative projects.
• Leading a team of developers on projects

• Continuing to learn and grow in my technical skills

• Contributing to the success and growth of the company

• Possibly pursuing further education or certifications

• Exploring opportunities for mentorship and leadership roles
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Q1. Find word with most frequency
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Use a hashmap to count the frequency of each word in the array of strings and find the word with the highest frequency.
• Create a hashmap to store the frequency of each word

• Iterate through the array of strings and update the frequency in the hashmap

• Find the word with the highest frequency in the hashmap
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Q2. Spring boot concept
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