Xelpmoc Design & Tech Software Developer Intern Interview Questions and Answers

Round duration - 90 minutes
Round difficulty - Easy

Timing was 10:00 AM. Platform was good.

Q1. 
Subarray With Given Sum Problem Statement
Given an array ARR of N integers and an integer S, determine if there exists a contiguous subarray within the array with a sum equal to S. If such a subarray exis...read more
Ans. Bruteforce Approach
• In this approach, we will traverse all the subarrays and for each subarray, we will check whether the sum of the elements of the subarray matches with the given sum.
• To traverse all the subarrays we will use two nested loops.
• The outer loop will select the start index and the inner loop will fix the end index of the subarray. While incrementing the inner pointer(inner loop pointer) we will also maintai...read more
Answered Anonymously
Add your answer
Q2. 
Remove Consecutive Duplicates Problem Statement
Given a string S, your task is to recursively remove all consecutive duplicate characters from the string.
Input:
String S
Output:
Output string
Constr...read more
Ans. Space Complexity: Explanation: Time Complexity: Explanation:
Answered Anonymously
Add your answer

The aptitude test evaluates problem-solving, coding skills, and logical reasoning, offering a fair challenge to showcase technical expertise.

Q1. How do you handle conflicts in a team project?
Ans. 
I address conflicts in team projects by promoting open communication, active listening, and seeking compromise.
• Encourage open communication among team members to address conflicts early on

• Practice active listening to understand all perspectives and concerns

• Seek compromise and find common ground to resolve conflicts effectively
Answered by AI
Add your answer
Q2. What is the difference between an interface and an abstract class?
Ans. 
Interface is a contract that defines the methods a class must implement, while an abstract class can have both implemented and abstract methods.
• Interface can only have abstract methods and cannot have any implementation, while abstract class can have both abstract and implemented methods.

• A class can implement multiple interfaces but can only inherit from one abstract class.

• Interfaces are used to achieve multiple inheri...read more
Answered by AI
Add your answer

Q1. What is the D/W Rest and GraphQL APIS?
Add your answer
Q2. REST uses fixes endpoint;..............etc.
Add your answer

Aptitude questions with some basic coding questions

They have given 3 coding questions and some pseudo codings

Q1. Tell about your self
Add your answer
Q2. Some coding questions
Add your answer

Q1. What is jdk, string related questions, basic java oops questions?
Add your answer

Python question was there and it was average level not tough

Simple coding questions which was good to go

Q1. General ops concepts
Add your answer

Q1. Coding with technical questions
Add your answer

Q1. General questions
Add your answer

In this round there are two codingquestion firs was pythagora triplet,and second was sort array 0's 1's,2's.and to solve this program time limit was 1 hour.

Q1. OOPs Related Basic question
Add your answer
Q2. Exception Handling
Add your answer
Q3. Multithreading related basic question
Add your answer

- Basic Data Structure Programs
- Conceptual Programs in JavaScript, Python or any other language

Q1. What motivates you?
Add your answer
Q2. Can you provide an example of a time you faced a conflict while working on a team? How did you handle it?
Add your answer
Q3. Tell me about a time you had to learn a new skill or technology to succeed in a role.
Add your answer
Q4. What steps do you take to ensure accuracy in your work?
Add your answer
Q5. Tell me about a time you failed. How did you handle the situation, and what did you learn from it?
Add your answer