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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...
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I applied via Referral and was interviewed in May 2024. There was 1 interview round.
Abstract class is a class that cannot be instantiated, while an interface is a blueprint of a class with only abstract methods.
Abstract class cannot be instantiated, but can have both abstract and non-abstract methods.
Interface can only have abstract methods and cannot have method implementations.
Method overloading is having multiple methods in the same class with the same name but different parameters.
Method overridin...
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 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...
Written coding test
Basic coding questions
Only c c++
Easy level
I applied via Campus Placement and was interviewed in Oct 2024. There were 3 interview rounds.
In first round 4 coding question like 1 dsa 2 database and one is api and question is very simple . coding round was conducted in hackerrank
Again same but dsa question and oops concept in deep level
I applied via Referral and was interviewed in Sep 2024. There were 2 interview rounds.
2medium level questions
I applied via Recruitment Consulltant and was interviewed in Sep 2024. There were 2 interview rounds.
Basic questions were given..bar graphs,pie charts
based on 3 reviews
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