QBurst Technologies Interview Questions, Process, and Tips

Q1. Previous work experience
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Q1. Asked about the things mentioned in the Resume, Aws, projects that I worked on and the technologies used in that.
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Q1. Asked about the different situations and checked how we will handle those stituations
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Q1. Basically salary negotiation
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Q1. What is mutex in four words?
Ans. 
Mutex is a synchronization primitive
• Controls access to shared resources

• Prevents race conditions

• Ensures only one thread can access resource at a time
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Q2. What is mutex in dbms?
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Mutex in DBMS stands for mutual exclusion and is used to control access to shared resources to prevent data inconsistency.
• Mutex ensures that only one process can access a shared resource at a time

• It helps prevent data corruption and maintain data integrity

• Mutex is commonly used in database management systems to control access to critical sections of code

• Example: In a multi-threaded database system, mutex can be used to...read more
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Q1. Develop a simple todo app with add and remove option. Using useState, useEffect hook and persistent storage to keep data in memory.
Ans. 
A simple todo app with add and remove option using useState, useEffect hook and persistent storage.
• Create a functional component with a form to add new tasks

• Use useState hook to manage the list of tasks

• Use useEffect hook to save and retrieve data from local storage

• Add a button to remove tasks from the list

• Style the app with CSS or a UI library like Material-UI
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Q1. Basic architecture and advantages of react.
Ans. 
React is a JavaScript library for building user interfaces.
• React uses a virtual DOM for efficient rendering

• It allows for reusable components and easy state management

• React is declarative, making it easier to understand and debug code

• It has a large and active community with many resources available

• React Native allows for building mobile apps with the same codebase
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Q2. Closures use cases with example. How event loop works.
Ans. 
Closures are useful for creating private variables and functions. Event loop is a mechanism for handling asynchronous operations.
• Closures allow for encapsulation and data privacy in JavaScript.

• They can be used to create private variables and functions.

• Event loop is a mechanism for handling asynchronous operations in JavaScript.

• It allows for non-blocking I/O operations and prevents the UI from freezing.

• The event loop co...read more
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Q1. Techincal Questions Normal Level
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Q1. Technical Questions Normal Level
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Q1. Basic Discussion
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Write code to perform asynchronous calls using coroutines.

Q1. Can you provide an overview of the projects you worked on in your previous company?
Ans. 
I worked on various Android projects including a social media app, an e-commerce platform, and a fitness tracking application.
• Developed a social media app with features like user profiles, news feed, and messaging functionality.

• Contributed to the development of an e-commerce platform with payment integration and product catalog.

• Designed and implemented a fitness tracking application with workout tracking and goal setti
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Q2. Why did you choose this company?
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I chose this company because of its innovative projects, strong company culture, and opportunities for growth.
• Innovative projects: I was impressed by the company's track record of developing cutting-edge Android applications.

• Strong company culture: During the interview process, I felt a strong sense of camaraderie and teamwork among the employees.

• Opportunities for growth: The company offers various training programs an...read more
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