PIT Solutions React Native Developer Interview Questions and Answers

Q1. Project based backend and frontend
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Q2. How to connect to backend
Ans. 
To connect to the backend, you can use APIs, database connections, or web services.
• Use APIs to send and receive data between the frontend and backend

• Establish database connections to retrieve and store data

• Utilize web services for communication between different systems
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Online Test where there is total 8 question from which 2 is program and 6 is MCQ.

Q1. Technical Interview. Asked about tell me about yourself, biggest problem faced you have faced in your career. Basic Python, OOPS concepts, Sql query, Django Questions, One online program
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Q1. One to One Round with CTO.
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Q1. Solid Principle, Design Patterns,
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Q2. React sharing data btw siblings without any state management.
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Q3. NodeJs is single threaded then why it feels concurrent?
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Q1. Questions related micro services
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Q2. Message queue related questions
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Q3. NodeJs related questions: Event loop
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Q1. What are the design patterns in c#
Ans. 
Design patterns in C# are reusable solutions to common problems in software design.
• Some common design patterns in C# include Singleton, Factory, Observer, and Strategy.

• 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 betwee...read more
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Level of aptitude is easy

In this selected role question is asked suppose I applied in .net then coding must in c#

It was an aptitude test consisting of 40 questions in 30 minutes.

There were coding questions
1.) Find the sum of 4 largest no in an array.
2.)find area of the largest rectangle in a histogram.
3.)Sudoko challenge

Q1. 20 MCQs related to React Native, JavaScript, and Typescript. You're given 15 minutes to answer them.
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Q1. 1. What is git rebase used for? 2. What is Flipper used for? 3. What is useCallback? Explain with an example. 4. Is "let setState = useState()" valid syntax? How would you set state and print state with th...read more
Ans. 
Answers to various technical questions related to React Native development.
• 1. Git rebase is used to reapply commits on top of another base tip. It is used to maintain a clean and linear project history.

• 2. Flipper is a mobile debugging tool for iOS and Android apps. It allows developers to inspect and debug their apps in real-time.

• 3. useCallback is a hook in React that returns a memoized callback function. It is used to...read more
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Son of the uncle's Kid is __ of son. This and some basic mathematics equation, etc were the questions

3 questions were there 1 was writing SQL query, 1 tree node related program, 1 logical question

Q1. Basic introduction question, Core oops concepts, basic SQL related questions, etc
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