Wissen Technology Application Developer Interview Questions and Answers

Q1. Basic core Java question.
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Basic aptitude reasoning

Core js angular react

Q1. Expectations regarding the job and salary
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I expect challenging projects, opportunities for growth, competitive salary based on experience and skills.
• Expect to work on challenging projects that will help me grow as a developer

• Opportunities for career advancement and skill development

• Expect a competitive salary based on my experience and skills

• Looking for a supportive work environment with opportunities for collaboration and learning
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Q2. Performance and location based questioning
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Q1. C++,oopsand STL concepts Coding for linked list and bfs and dfs
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Q1. All about java 8 and collections
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Q1. SOLID principles
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Q2. Microservice Architecture and Kafka
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Q1. Promise and async await difference
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Promises are objects representing the eventual completion or failure of an asynchronous operation, while async/await is a syntactic sugar for working with promises.
• Promises are used for handling asynchronous operations and provide a way to chain multiple asynchronous operations together.

• Async/await is a newer syntax that makes working with promises easier by allowing you to write asynchronous code that looks synchronou...read more
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Q2. Array questions
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String manipulation question asked

Q1. Simple technical interview
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Q2. Difference between html and html5, flexbox,
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HTML is the standard markup language for creating web pages, while HTML5 is the latest version with new features. Flexbox is a layout model for designing responsive websites.
• HTML is the standard markup language used to create web pages.

• HTML5 is the latest version of HTML with new features like <video>, <audio>, and <canvas> elements.

• Flexbox is a layout model in CSS that allows for easier alignment and...read more
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Q3. What is dependency injection
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Dependency injection is a design pattern that allows objects to receive dependencies rather than creating them internally.
• Dependency injection helps to decouple components and make them more modular and testable.

• It allows for easier maintenance and scalability of code.

• There are three types of dependency injection: constructor injection, setter injection, and interface injection.

• Example: Instead of creating a database c...read more
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Q1. What is bootstrap,
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Bootstrap is a popular front-end framework for building responsive websites and web applications.
• Bootstrap provides pre-designed HTML, CSS, and JavaScript components that can be easily customized and integrated into a project.

• It includes a responsive grid system for creating layouts that adapt to different screen sizes.

• Bootstrap also offers built-in support for popular web development tools like Sass and jQuery.

• Example...read more
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Q2. Service,dependency injection, flexbod, box model,component
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