Microsoft Corporation Full Stack Developer Interview Questions, Process, and Tips

Delete nodes from linkedList if their value matches a certain condition

Q1. Js advanced concepts
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Q2. Java concurrency
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Q3. Design patterns
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Q1. Implement few design patterns
Ans. 
Implementing design patterns in software development
• Singleton pattern ensures a class has only one instance and provides a global point of access to it

• Factory pattern creates objects without specifying the exact class of object that will be created

• Observer pattern defines a one-to-many dependency between objects so that when one object changes state, all its dependents are notified and updated
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Q2. Questions of microservice architecture
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Q3. Java 8 tricky coding questions
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Few coding tasks asked like palindrome number
Factorial
Basic concept tests based on DSA
Like prove that set is unordered

Q1. If a glass is started filling with water by 1ml at 0sec and gets doubled at every successive second, at what second the glass is half full
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Q1. Questions about Nestjs, React and AI
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Q2. Singlet pattern of NestJS
Ans. 
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.
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It was easy to crack ill rate 2/5

It was a short coding round pretty easy

It was a long coding round i couldn't crack it

Q1. Introduce yourself
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Q2. Tell me what you know about zoho
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Q1. Project, Oops Concept, Java , which technology u have used ? Framework
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Q2. Framework, Explain Long Polling ,
Ans. 
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...read more
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Q3. GraphQL Vs Rest
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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...read more
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Round duration - 110 Minutes
Round difficulty - Medium

Aptitude and coding and Ouput MCQ

Q1. 
Ways To Make Coin Change
Given an infinite supply of coins of varying denominations, determine the total number of ways to make change for a specified value using these coins. If it's not possible to make...read more
Ans. Recursion
 
1. The idea is to use recursion.
2. For a particular coin, we have two options either include it or exclude it.
3. If we include that coin, then calculate the remaining number that we have to generate so recur for that remaining number.
4. If we exclude that coin, then recur for the same amount that we have to make.
5. Our final answer would be the total number of ways either by including or excluding.
6. There will be two edg...read more
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Round duration - 60 minutes
Round difficulty - Easy

There were 2 interviewers. I was asked to make a presentation earlier which I had to present in the interview.

Questions on SQL, Javascript, Linux