Jai Narain College of Technology Interview Questions and Answers

Q1. Difference between useMemo and useCallback ?
Ans. 
useMemo is used to memoize a value, while useCallback is used to memoize a function.
• useMemo is used to memoize a computed value and recompute it only when its dependencies change.

• useCallback is used to memoize a callback function and prevent unnecessary re-renders.

• Example: useMemo can be used to memoize the result of a complex computation, while useCallback can be used to memoize an event handler function.
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Q2. How we do error handling in js ?
Ans. 
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()
Ans. 
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. Introduce yourself Tell about the company Job role description General marketing questions
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Q2. Difference between market and sales
Ans. 
Market is the overall demand for a product or service, while sales is the actual process of selling that product or service to customers.
• Market refers to the potential customer base and overall demand for a product or service

• Sales is the actual process of selling the product or service to customers

• Market analysis helps in understanding the demand and competition in the market

• Sales strategies focus on converting leads i...read more
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Q1. General questions about you, with intro etc
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Q1. General questions abot your work / exp
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Q1. What is research
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Q2. What is thesis
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Q3. What was your reserch topic
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Q4. What is your findings
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Q5. How would you help organisation in research
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Q1. Tell me about yourself and our introduction
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Q2. What is your knowledge about business development
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Q3. Why did you choose marketing field
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Q1. Introduce yourself
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Q2. What are the skills which possess
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Q3. What is your educational and professional background
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Q4. What is your expectations from the company
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Q1. What is the most important part in developing curriculum?
Ans. 
Understanding the needs of the learners and aligning the curriculum with learning objectives.
• Identifying the learning objectives and goals

• Considering the needs and preferences of the learners

• Aligning the curriculum with industry standards and best practices

• Incorporating diverse teaching methods and resources

• Regularly evaluating and updating the curriculum based on feedback and outcomes
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Q2. What are my weaknesses?
Ans. 
One of my weaknesses is that I tend to be overly critical of my own work.
• I have a tendency to overthink and second-guess myself

• I can be overly self-critical, which can sometimes hinder my progress

• I am working on developing more self-confidence in my abilities
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Create a google slide for the trainer to use.

Q1. Why shouldn't we hire you?
Ans. 
I am confident in my abilities and believe I am the best fit for the role.
• I have the necessary skills and experience for the position.

• I am highly motivated and dedicated to producing high-quality content.

• I am a quick learner and adapt well to new challenges.

• I am a team player and work well with others to achieve common goals.
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Q2. What are the most important aspects in training?
Ans. 
The most important aspects in training include clear objectives, engaging content, interactive activities, feedback, and evaluation.
• Clear objectives help participants understand what they are expected to learn.

• Engaging content keeps participants interested and motivated.

• Interactive activities allow for hands-on learning and application of knowledge.

• Feedback helps participants understand their progress and areas for imp...read more
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Q1. Ask about react q/a
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Q2. Ask about javascript concepts
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Q1. Tell me about yourself
Ans. 
Experienced Assistant Professor with a passion for teaching and research in the field of [specific field].
• Ph.D. in [specific field] from [University]

• Published research papers in reputable journals

• Taught courses in [specific subject] at [University]

• Mentored undergraduate and graduate students in research projects
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Q2. Demo subject question
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Q1. Subject relted question
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Q2. Than call for next round
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