Besant Technologies Junior Web Developer Interview Questions and Answers

Q1. Hoisting in javascript
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Q1. Very Polite in nature and good human
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Q2. Some basic Hr question and telephonic tech round
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Q1. Video tech round by Technical hr team
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Q1. All the question are basic and some output based Js question no any practical question base on react and node
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Q2. The interviewer voice is too slow as you can guess very average communication skills .They are asking for question from sheet provided by seniors .make it seems like they aren't well prepared for conductin...read more
Ans. 
A web developer should understand the importance of responsive design for user experience across devices.
• Responsive design ensures websites look good on all devices, from desktops to smartphones.

• Using CSS media queries allows developers to apply different styles based on device characteristics.

• Frameworks like Bootstrap provide pre-built responsive components to speed up development.

• Example: A grid layout that adjusts t...read more
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Q1. About experience
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I have over 5 years of experience in Java development, focusing on building scalable applications and optimizing performance.
• Developed a microservices architecture for an e-commerce platform, improving scalability and maintainability.

• Implemented RESTful APIs using Spring Boot, enhancing integration with third-party services.

• Worked on performance tuning of Java applications, reducing response time by 30%.

• Collaborated wi...read more
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Q2. About education
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Education is crucial for a Java Developer, providing foundational knowledge and skills for software development.
• A degree in Computer Science or Software Engineering is often preferred.

• Courses in algorithms and data structures are essential for problem-solving.

• Hands-on experience through internships or projects enhances practical skills.

• Certifications like Oracle Certified Professional Java Programmer can boost credibil...read more
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Q1. Difference between useMemo and useCallback ?
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Q2. How we do error handling in js ?
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Error handling in JavaScript involves using try-catch blocks, throwing errors, and using error objects.
• Use try-catch blocks to catch errors and handle them gracefully

• Throw errors using the throw keyword to indicate when something goes wrong

• Use error objects like Error, SyntaxError, TypeError, etc. to provide more information about the error

• Handle asynchronous errors using promises and the .catch() method
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Q3. What is Promises ? Write a Polyfill of Promise.all()
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Promises are objects representing the eventual completion or failure of an asynchronous operation.
• Promises are used to handle asynchronous operations in JavaScript.

• Promise.all() takes an array of promises and returns a single promise that resolves when all of the input promises have resolved.

• A polyfill for Promise.all() can be implemented using a combination of Promise and Array.prototype.reduce().
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Frontend assignment make the CRUD application using of reactj.s

Q1. Elevator pitch. About the past exp .....
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Mostly quantitative and qualitative reasoning questions

Graph,trees,arrays and strings

Q1. Simple introduction
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Q1. Was asked a basic sliding window question.
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Q1. Also a brief introduction about my self
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Q1. It was mostly about my graduation based questions .
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Q2. What all are your skills with marketing
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Q3. Which marketing strategy is familiar for you
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Q4. What should be the gain if we selecte you
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It was mostly aptitude based questions and easy

Asked about the different coding sessions.

Q1. It was very tricky and easy for me
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About current market scenario for the last financial year.