Ushva Clean Technology Software Engineer Interview Questions and Answers

Q1. Just half hour interview Oops concept
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Q2. . Net and angular basics
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Q3. Project in details
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Q1. What if team is not supporting you
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Q2. Manager is not agree
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Q3. 5 year your goals
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Q1. What is node js?
Ans. 
Node.js is a runtime environment that allows you to run JavaScript code outside of a web browser.
• Node.js is built on Chrome's V8 JavaScript engine.

• It uses an event-driven, non-blocking I/O model.

• Node.js is commonly used for building server-side applications.

• It has a large ecosystem of open-source libraries and frameworks like Express.js.
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Q2. What is event loop?
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Event loop is a mechanism that allows a program to efficiently handle multiple events or tasks concurrently.
• Event loop is commonly used in asynchronous programming to manage tasks that may take varying amounts of time to complete.

• It continuously checks for events or tasks in a queue and executes them one by one.

• Event loop helps prevent blocking of the main thread by allowing non-blocking execution of tasks.

• Popular exam...read more
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Q3. Difference between callback and promise?
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Callback is a function passed as an argument to another function to be executed later, while a promise is an object representing the eventual completion or failure of an asynchronous operation.
• Callback is used in traditional asynchronous programming, while promises are used in modern asynchronous programming.

• Callbacks can lead to callback hell or pyramid of doom, while promises provide better readability and error hand...read more
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Q4. What is middlewares in node js?
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Middlewares in Node.js are functions that have access to the request and response objects, and can modify or terminate the request-response cycle.
• Middlewares are functions that are executed in the middle of the request-response cycle.

• They can perform tasks like parsing request data, logging, authentication, etc.

• Middlewares can be added using app.use() method in Express framework.

• Example: app.use(bodyParser.json()) to p
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Q5. What is event emitter?
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Event emitter is a pattern used to handle and respond to events in software development.
• Event emitter is a design pattern commonly used in Node.js for handling events.

• It allows objects to subscribe to events and be notified when those events occur.

• Event emitter is often used for asynchronous programming and decoupling components.

• Example: EventEmitter class in Node.js can be used to create custom events and handle them.
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20 min - 20 questions

Q1. What is the difference between .net and .net core?
Ans. 
The main difference between .NET and .NET Core is that .NET Core is a cross-platform, open-source framework while .NET is a Windows-only framework.
• NET Core is cross-platform, meaning it can run on Windows, macOS, and Linux, while .NET is limited to Windows.

• .NET Core is open-source, allowing for community contributions and faster updates, while .NET is primarily developed by Microsoft.

• .NET Core is modular, allowing deve...read more
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Q2. What is the difference between function and stored procedure?
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Functions return a single value, while stored procedures can perform multiple operations and return multiple values.
• Functions return a single value, while stored procedures can return multiple values.

• Functions are called in SQL statements, while stored procedures are called using the EXECUTE command.

• Functions cannot modify the database state, while stored procedures can.

• Functions are precompiled and stored in the datab...read more
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Q1. Tell me about your self
Ans. 
I am a passionate software engineer with 5 years of experience in developing web applications using Java, Spring Boot, and Angular.
• 5 years of experience in software development

• Proficient in Java, Spring Boot, and Angular

• Passionate about creating innovative web applications
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Q2. Tell me about your internship experience
Ans. 
I completed a software engineering internship at a tech company, where I worked on developing new features for their mobile app.
• Developed new features for mobile app

• Collaborated with team members on coding tasks

• Participated in code reviews and testing

• Learned about agile development practices
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Q1. Tell us about yourself
Ans. 
I am a software engineer with 5 years of experience in developing web applications using Java, Spring, and Angular.
• 5 years of experience in software development

• Proficient in Java, Spring, and Angular

• Strong problem-solving skills

• Experience working in Agile development environment
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Q2. Qualifications and current status
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Q1. Core and Advance Java questions
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Q2. Situational questions
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Q3. Questions related to spring and different frameworks
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