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Koo App Sde1 Interview Questions and Answers
Updated
5 Jun 2024
1 interview found
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Anonymous
Interview experience
Average
Difficulty level
Hard
Duration
Less than 2 weeks
Result
Selected
I applied via campus placement at National Institute of Technology (NIT), Jamshedpur and was interviewed before Jun 2023.
3 Interview Rounds
1
Coding Test Round
I have been asked 1 DSA question and 1 SQL question as the company came for campus recruitment.
2
Technical Round (3 Questions)
- Q1. Discussion on Java and its fundamentals. Add Answer
- Q2. Dynamic Programming question. Add Answer
- Q3. Discussion over projects. Add Answer
3
HR Round (1 Question)
- Q1. Basic HR questions like why you want to join us and all. Add Answer
Interview questions from similar companies
Anonymous
3 Interview Rounds
1
Technical Round (8 Questions)
- Q1. 1. What is a doubly-linked list? And real-world applications. View Answers (3)
- Q2. 2. Advantage of doubly linked list over singly LL? View Answers (1)
- Q3. 3. Applications of Graph Data Structure View Answers (1)
- Q4. 4. Tree Traversals (Inorder, Preorder and Postorder) Add Answer
- Q5. 5. Remove duplicate elements and sort related scenario-based questions. Have to discuss the approach and then have to code it. Add Answer
- Q6. 6. Similar to bubble sort. Have to discuss the approach and then have to code it. Add Answer
- Q7. 7. What is the difference between In-memory DB and MySQL? View Answers (1)
- Q8. 8. SQL related basic questions Add Answer
2
Technical Round (7 Questions)
- Q1. 1. Difference between RDBMS and NoSQL View Answers (1)
- Q2. 2. What is indexing? View Answers (1)
- Q3. 3. Scenario-based question: One employee table is there. We execute query One without indexing, one with indexing. What will be the difference? Add Answer
- Q4. 4. Explain the internal working of the above question. View Answers (1)
- Q5. 5. Print the right view of the binary tree. Have to discuss the approach and then have to code it. Add Answer
- Q6. 6. Different modifications in the above question and then have to tell approaches like print left view of a binary tree. Add Answer
- Q7. 7. Print internal nodes of a binary tree (internal nodes means except nodes present in the left and right view) View Answers (1)
3
HR Round (1 Question)
- Q1. They ask you to introduce yourself, followed by questions regarding your background goals, strengths, etc. Add Answer
Interview Preparation Tips
Topics to prepare for Park Plus Sde1 interview:
- Questions from your projects
Skills evaluated in this interview
Interview experience
Excellent
Difficulty level
Moderate
Duration
-
Result
Selected
I applied via Cutshort
2 Interview Rounds
1
Coding Test Round
Medium DSA questions
2
One-on-one Round (2 Questions)
- Q1. String subsequence based question Add Answer
- Q2. Only one question Add Answer
Akash Das
Interview experience
Average
Difficulty level
Moderate
Duration
2-4 weeks
Result
Selected
I applied via Referral and was interviewed in Apr 2024.
5 Interview Rounds
1
Coding Test Round
2 dsa questions of easy/medium
2
Technical Round (1 Question)
- Q1. Asked two dsa questions of leetcodeeasy/medium Add Answer
3
Technical Round (1 Question)
- Q1. Asked two dsa questions of leetcode easy/medium Add Answer
4
Behavioral Round (1 Question)
- Q1. Asked one dsa question on tree and discussion on resume and dbms os Add Answer
5
HR Round (1 Question)
- Q1. Salary Discussion Add Answer
Interview experience
Excellent
Difficulty level
-
Duration
-
Result
-
1 Interview Round
1
One-on-one Round (2 Questions)
- Q1. Techical questions and coding questions related profile. Add Answer
- Q2. Basic concepts about your programming skills. Add Answer
Interview Preparation Tips
Interview preparation tips for other job seekers - Nice company and positive interview response and smooth interview process and recommend to join .
Interview experience
Good
Difficulty level
-
Duration
-
Result
-
1 Interview Round
1
Technical Round (2 Questions)
- Q1. Delete nth node from end in linked list View Answers (1)
- Q2. Project discussion Add Answer
Interview Preparation Tips
Interview preparation tips for other job seekers - revise your latest projects and technologies used thoroughly, prepare trees and linked list in DSA
Skills evaluated in this interview
Interview experience
Good
Difficulty level
Moderate
Duration
Less than 2 weeks
Result
Not Selected
I applied via Internshala and was interviewed in Dec 2023.
2 Interview Rounds
1
Coding Test Round
Easy to medium, can solve with leetcode medium
2
One-on-one Round (2 Questions)
- Q1. Number of islands count View Answers (1)
- Q2. First and last index of a particular element in an array View Answers (1)
Skills evaluated in this interview
Interview experience
Good
Difficulty level
-
Duration
-
Result
-
1 Interview Round
1
Technical Round (2 Questions)
- Q1. React, React Native Basics Add Answer
- Q2. Coding Arrays & Objects Add Answer
Interview Preparation Tips
Interview preparation tips for other job seekers - Better Experience
Interview experience
Excellent
Difficulty level
Hard
Duration
4-6 weeks
Result
Not Selected
I applied via campus placement at Manav Rachana International University, Faridabad and was interviewed in Feb 2024.
2 Interview Rounds
1
Coding Test Round
Hard questions of graph and dp.
2
Aptitude Test Round
It was good and tough
Interview experience
Average
Difficulty level
Moderate
Duration
2-4 weeks
Result
Not Selected
I applied via Referral and was interviewed in Oct 2023.
3 Interview Rounds
1
Technical Round (1 Question)
- Q1. It was a DS round, he asked me about queue and internals of Hash Map in java and them android questions on work manager and MVVM Add Answer
2
Technical Round (1 Question)
- Q1. It was Android Fundamentals round, was asked on my work in current company and architectures. Add Answer
3
Technical Round (1 Question)
- Q1. It was a round with director, was asked a HLD question on how to create a driver monitoring app to calculate speed and then on how to design an app like blinkit...read more Add Answer
Koo App Interview FAQs
How many rounds are there in Koo App Sde1 interview?
Koo App interview process usually has 3 rounds. The most common rounds in the Koo App interview process are Coding Test, Technical and HR.
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