AmbitionBox
Interview Questions
- Reviews
- Salaries
- Interview Questions
- About Company
- Benefits
- Jobs
- Office Photos
- Community
Add office photos
Filter interviews by
RoundCircle Interview Questions and Answers
RoundCircle Interview Experiences
2 interviews found
Anonymous
I applied via Campus Placement
1)Balanced Stack 2)Coin change type 3)DSU codeforces question(very hard)
(1 Question)
- Q1. 1)Remove duplicates in O(1) space complexity 2)create user id
- Ans.
Remove duplicates in O(1) space complexity and create user id from array of strings.
To remove duplicates in O(1) space complexity, we can use a hash set to keep track of unique elements while iterating through the array.
To create a user id, we can concatenate the first few characters of each string in the array and add a unique identifier like a timestamp or random number.
Example: Array of strings ['john.doe', 'jane.do...
Skills evaluated in this interview
Software Developer Intern Interview Questions asked at other Companies
I applied via Company Website and was interviewed in Sep 2023. There was 1 interview round.
(2 Questions)
- Q1. Sort 0,1,2 in single traversal
- Ans.
Use Dutch National Flag algorithm to sort 0, 1, 2 in single traversal
Initialize three pointers low, mid, high at start, mid, end of array respectively
Iterate through array and swap elements based on their values and pointers
Continue until mid crosses high pointer
- Q2. Inorder traversal iterative
- Ans.
Inorder traversal of a binary tree without using recursion.
Use a stack to simulate the recursive process of inorder traversal
Start with the root node and keep pushing left child nodes onto the stack until reaching a leaf node
Pop nodes from the stack, process them, and then move to the right child node if it exists
Interview Preparation Tips
Skills evaluated in this interview
SDE Interview Questions asked at other Companies
Jobs at RoundCircle
Interview questions from similar companies
I applied via Campus Placement and was interviewed before Jul 2021. There were 4 interview rounds.
Aptitude test on CS subjects like C programming, DBMS, CN, and OS.
There were 2 input-output based questions of easy to moderate level
Every candidate was given an individual topic and was asked to speak on it
(1 Question)
- Q1. Some typical HR questions
Interview Preparation Tips
I applied via Referral and was interviewed before Jan 2021. There was 1 interview round.
Interview Questionnaire
1 Question
- Q1. Java questions
Interview Preparation Tips
I applied via Campus Placement and was interviewed before Feb 2021. There were 3 interview rounds.
Aptitude round consists Logical reasoning, General Aptitude, Grammar related questions etc. All are moderate level questions.
(3 Questions)
- Q1. Explain OOPs w.r.t Java
- Ans.
OOPs is a programming paradigm that uses objects to represent real-world entities. Java is an OOPs language.
OOPs stands for Object-Oriented Programming System
Java is a class-based OOPs language
Encapsulation, Inheritance, Polymorphism, and Abstraction are the four pillars of OOPs
Objects have state and behavior
Java supports interfaces, which allow for multiple inheritance
Example: A car can be represented as an object wit...
- Q2. Explain about the projects that you have worked on
- Q3. Explain how Java solves machine dependency of code execution
- Ans.
Java solves machine dependency by using bytecode and virtual machine.
Java code is compiled into bytecode which is platform-independent
The bytecode is executed by the Java Virtual Machine (JVM) which is platform-specific
JVM translates bytecode into machine code for the specific platform
This allows Java code to run on any platform with a JVM installed
Example: A Java program compiled on Windows can run on Linux or Mac as
(2 Questions)
- Q1. Why should we hire you?
- Q2. Tell me about yourself.
Interview Preparation Tips
- Java
Skills evaluated in this interview
I applied via Company Website and was interviewed before Jul 2021. There were 3 interview rounds.
Aptitude, reasoning, English, cloud sections
2 questions in which , one has to complete within an 50 minutes
(2 Questions)
- Q1. Tell me about t Yourself
- Q2. What are the previous experiences
Interview Preparation Tips
- Java
- SQL
- Agile Methodology
- SDLC
Keep it just and short
Explain more about your experiences
I applied via Campus Placement and was interviewed before May 2021. There were 2 interview rounds.
Numerical ability and logical reasoning followed by some coding mcqs
(1 Question)
- Q1. Print 1 to 100 without for loop
- Ans.
Printing 1 to 100 without for loop
Use recursion to print numbers from 1 to 99
Print 100 outside the recursion
Use a base case to stop recursion at 100
Interview Preparation Tips
I applied via Campus Placement and was interviewed before Jun 2021. There were 2 interview rounds.
Simple aptitude test
(1 Question)
- Q1. General questions as per your cv
Interview Preparation Tips
- Aptitude
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 appeared for an interview 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
RoundCircle Interview FAQs
Tell us how to improve this page.
Interview Questions for Popular Designations
- Associate Interview Questions
- Team Lead Interview Questions
- Design Engineer Interview Questions
- Senior Associate Interview Questions
- Senior Engineer Interview Questions
- Graduate Engineer Trainee (Get) Interview Questions
- Associate Software Engineer Interview Questions
- Accountant Interview Questions
- Show more
RoundCircle Interview Process
based on 2 interviews
Interview experience
Interview Questions from Similar Companies
RoundCircle Reviews and Ratings
based on 3 reviews
Rating in categories
8-10 Yrs
Not Disclosed
2-3 Yrs
Not Disclosed
7-8 Yrs
Not Disclosed
TCS
Accenture
Wipro
Cognizant
- Home >
- Interviews >
- RoundCircle Interview Questions
