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HALODOC SDE-2 Interview Questions and Answers
HALODOC SDE-2 Interview Experiences
1 interview found
Anonymous
I applied via Referral and was interviewed in Dec 2022. There were 3 interview rounds.
(3 Questions)
- Q1. Domain specific interview(Android) - Took 1.10 hrs - They asked why and how in most of the questions
- Q2. Android architecture like service, activity, most of the topics covered in 1 hrs interview
- Q3. Jetpack AAC, like work manager, LiveData vs MutableLiveData
(3 Questions)
- Q1. DSPS round - Asked data structure and concepts and then - Ask 2 or 3 data structures and algorithm problems - Give you 15/20 min each It was asked me string manipulations & tree.
- Q2. Two string manipulation with hashing technique
- Ans.
Hashing technique can be used for efficient string manipulation operations.
Hashing can be used for string comparison, substring search, and pattern matching.
Rabin-Karp algorithm is a popular hashing-based substring search algorithm.
Hash tables can be used for efficient string indexing and searching.
Hashing can also be used for string compression and encryption.
- Q3. Tree related problem
Coding round with domain
- It was asked me paging, searching, MVVM, listing with RV and coding standards
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Skills evaluated in this interview
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Mandeep Singh
MCQ based on quant , reasoning and computer science fundamentals(oops,DBMS,CN) and 3 coding question
(1 Question)
- Q1. DSA question on trees and linkedlist , alond with some SQL querys and questions on OOPS
(1 Question)
- Q1. More DSA question on recursion(TOH) and dynamic programming, in depth discussion on projects and some SQL queries.
(1 Question)
- Q1. One DSA question on stack implementation, 2 SQL queries , basic computer fundamental question , standard HR question about company , family, were do you see yourself after 5 years
Interview Preparation Tips
Omkar Arvind Jadhav
(4 Questions)
- Q1. Java coding, puzzle
- Q2. Oops concepts were asked
- Q3. How do you managed resources
- Q4. Where do yousee yourself in next 5 years
(1 Question)
- Q1. Regex related related programming question
I applied via Campus Placement and was interviewed in Dec 2023. There were 2 interview rounds.
Contains 5 section a person must be good in DSA,SQL,AIML as well as system design,it was a really hard test
(2 Questions)
- Q1. System design of whatsapp
- Ans.
WhatsApp is a messaging app that allows users to send text messages, voice messages, images, and videos.
End-to-end encryption for secure communication
Message delivery status indicators
Group chat functionality
Media sharing capabilities
Online/offline status indicators
- Q2. Medium-hard level question on trees.
Skills evaluated in this interview
(1 Question)
- Q1. Promises in Javascript
- Ans.
Promises in JavaScript are objects representing the eventual completion or failure of an asynchronous operation.
Promises help in handling asynchronous operations in a more organized manner.
They can be in three states: pending, fulfilled, or rejected.
Promises can be chained using .then() method to handle success and failure cases.
They can also be used with async/await for more readable asynchronous code.
(1 Question)
- Q1. React fundamentals
(2 Questions)
- Q1. Why do you want to join our company
- Q2. Notice period, joining date etc
Skills evaluated in this interview
I was interviewed before Feb 2023.
DSA question. Leetcode easy and medium questions were asked.
(3 Questions)
- Q1. Framework design related questions were asked
- Q2. Design a library for api testing
- Ans.
A library for API testing that provides a set of functions and utilities to simplify the testing process.
The library should have functions to send HTTP requests and validate responses.
It should support different authentication methods like OAuth, JWT, etc.
The library should handle common API testing scenarios like testing CRUD operations, handling different HTTP methods, etc.
It should provide utilities for data-driven ...
- Q3. Types of load balancing
- Ans.
Load balancing is a technique used to distribute network traffic across multiple servers to ensure optimal performance and availability.
Types of load balancing include: round robin, least connections, IP hash, and weighted round robin.
Round robin distributes traffic evenly across servers in a sequential manner.
Least connections directs traffic to the server with the fewest active connections.
IP hash uses the client's I...
Skills evaluated in this interview
I applied via campus placement at Institute of Technology, Banaras Hindu University and was interviewed before Jul 2021. There were 2 interview rounds.
Easy to medium questions
(2 Questions)
- Q1. Project related questions
- Q2. Basic knowledge on relevant courses
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