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I was interviewed in Aug 2021.
Round duration - 90 minutes
Round difficulty - Medium
Given an array arr
consisting of 'N' distinct integers, your task is to generate all possible non-empty subsets of the given array.
You can return the subsets in any order.
The ...
Round duration - 60 Minutes
Round difficulty - Medium
The technical question was mainly based on my resume, followed by coding questions.
Round duration - 30 Minutes
Round difficulty - Easy
It was a coding round
Given a singly linked list of integers, return the head of the reversed linked list.
Initial linked list: 1 -> 2 -> 3 -> 4 -> NULL
Reversed link...
Round duration - 20 Minutes
Round difficulty - Easy
Tip 1 : Maintain a clean resume and have in-depth knowledge of the projects, as in the technical round the interviewer mainly asks technical questions regarding the projects. Questions based on projects are predictable and answering them can give a good impression during the interview.
Tip 2 : Be clear in explaining the approach to coding questions.
Tip 3 : Admit it, if you are not confident in a particular topic. Accepting your weakness is better than a wrong answer.
Tip 1 : Use formal resume templates and maintain a neat resume.
Tip 2 : Have few development projects on the resume with brief summary of the skills implemented.
Tip 3 : Mention your skills in proper sub-sections.
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Basic aptitude test with technical and non technical question
posted on 22 Oct 2024
I applied via Company Website and was interviewed in Apr 2024. There was 1 interview round.
Few coding tasks asked like palindrome number
Factorial
Basic concept tests based on DSA
Like prove that set is unordered
Singleton pattern in NestJS ensures a class has only one instance and provides a global point of access to it.
Use the @Injectable() decorator to mark a class as a singleton in NestJS.
Inject the singleton class into other classes using the constructor.
The instance of the singleton class will be shared across the application.
posted on 18 Oct 2023
I applied via Naukri.com and was interviewed in Apr 2023. There were 4 interview rounds.
I applied via Referral and was interviewed before Aug 2023. There was 1 interview round.
Long polling is a web technique where the client sends a request to the server and the server holds the connection open until new data is available.
Long polling is a variation of the traditional polling technique where the client sends a request to the server and the server keeps the connection open until new data is available.
It is often used in web applications to simulate real-time updates without the need for const...
GraphQL is a query language for APIs that allows clients to request only the data they need, while REST is an architectural style for designing networked applications.
GraphQL allows clients to request specific data in a single request, reducing over-fetching and under-fetching of data.
REST uses multiple endpoints for different resources, leading to multiple requests for related data.
GraphQL provides a strongly typed sc...
posted on 30 Jun 2021
I applied via LinkedIn and was interviewed in Oct 2021. There were 5 interview rounds.
Binary tree fin the no of leaf node
System design for Netflix
Use microservices architecture
Implement a distributed caching system
Utilize content delivery networks (CDNs)
Implement recommendation algorithms
Ensure high availability and fault tolerance
Implement user authentication and authorization
Handle large-scale data storage and processing
Implement efficient search functionality
HLD design refers to high-level design, which involves creating an architectural blueprint for a software system.
HLD design focuses on the overall structure and components of a system.
It includes defining the system's modules, interfaces, and interactions.
HLD design helps in understanding the system's functionality and how different components work together.
It provides a roadmap for the development process and helps in...
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