Q1. What is javascript?
Ans. 
JavaScript is a high-level, interpreted programming language that is used to make web pages interactive and dynamic.
• JavaScript is commonly used for client-side web development.

• It can be used to create interactive features like forms, animations, and dynamic content.

• JavaScript can also be used for server-side development with Node.js.
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Q2. Types of variable in JavaScript
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Types of variables in JavaScript include var, let, and const.
• var: globally scoped or function scoped

• let: block scoped, can be reassigned

• const: block scoped, cannot be reassigned
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Q1. Implement a calculator class which does this cal.add(2).sub(3).mul(4).delay(2000).add(4) etc
Ans. 
Implement a calculator class with chaining methods and delay function.
• Create a Calculator class with add, sub, mul methods that return the instance of the class.

• Implement a delay method that uses setTimeout and returns the instance of the class.

• Use a queue to store the operations and execute them in order after the delay.

• Return the result of the operations when the equals method is called.
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Q2. Problems on Array and bit manipulation. Questions on setTimeout() and bind functions. Polyfill for Promise function currying add(1)(2)(3)(4) etc
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Q1. Given a nested checkboxes like parents > children > childre etc write javascript code such that on click of any checkbox all its children should get updated to same value as that parent.
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Q1. Basic JS concepts and programming related to them
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Q2. HTML, CSS questions
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Q3. Framework knowledge
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Q1. Problem solving related to algorithms and data structures
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CBT-based assessments in aptitude and pseudocode for the MCA program.

Q1. React development basic questions
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Q2. Basic html, css, js
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Q3. Basic JSX and introduction of react
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Q4. Basic state management like useState, useeffect, usecontext
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Q5. Redux for global state management
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Q1. Create a tic tac toe game taking number of boards as a parameter
Ans. 
Create a tic tac toe game with customizable number of boards.
• Accept number of boards as a parameter

• Create a 3x3 grid for each board

• Implement logic to check for winning combinations on each board
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Q2. Create a feature flag component
Ans. 
Feature flag component to control feature toggling in the application
• Create a component that accepts a feature flag name as prop

• Check if the feature flag is enabled or disabled

• Render the component content based on the feature flag status
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Q1. Basic react questions
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Q2. Basic js questions
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Maintain a good communication to the hr

Q1. Questions from your resume and projects
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Q2. Difference between elements and tags

Ans. 

Elements are individual components of a web page, while tags are used to define the structure of elements in HTML.

• Elements are the actual components on a web page, such as headings, paragraphs, images, etc.

• Tags are used to define the structure of elements in HTML, such as

  for a heading or

  for a paragraph.

• Elements can have attributes that provide additional information or functionality, while tags do not.

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