Sancara Shampad Front end Developer Interview Questions and Answers

Simple aptitude questions

Array, linked list question

Q1. They will ask you about workcultrue and more about projects
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Q1. More about work culture
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Q1. Display properties, array method, redux,
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Q1. Largest element, hoisting
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Q1. Basic one or two logics questions
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Q2. Basic questions related to your worked technologies.
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Q3. And you daily work activities
Ans. 
As a front end developer, my daily work activities involve coding, testing, debugging, and collaborating with team members.
• Writing and testing code for web applications

• Debugging and troubleshooting issues

• Collaborating with designers, back-end developers, and project managers

• Participating in code reviews and providing feedback

• Staying up-to-date with industry trends and best practices
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Q1. Basic questions they ask
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Q1. What is jsx,props,prop drilling
Ans. 
JSX is a syntax extension for JavaScript, props are used to pass data between components, and prop drilling is the process of passing props through multiple levels of components.
• JSX is a syntax extension for JavaScript that allows you to write HTML-like code in React.

• Props are used to pass data from parent to child components in React.

• Prop drilling occurs when props need to be passed through multiple levels of componen...read more
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Q2. What is document.ready file
Ans. 
document.ready file is a jQuery event that occurs when the DOM is fully loaded.
• It is used to ensure that code runs only after the DOM is fully loaded.

• It is commonly used in jQuery to initialize functions and event handlers.

• Example: $(document).ready(function() { // code here });
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Q1. Basic question about webd
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Q2. Html/css,javascript
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Q1. Explain var, let and const in javascript
Ans. 
var, let, and const are keywords used to declare variables in JavaScript.
• var is function-scoped and can be redeclared and reassigned

• let is block-scoped and can be reassigned but not redeclared

• const is block-scoped and cannot be reassigned or redeclared
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Q2. What is closure?
Ans. 
Closure is a feature in JavaScript that allows a function to access variables from its outer scope even after the function has finished executing.
• Closure is created when a function is defined inside another function.

• The inner function has access to the variables and parameters of the outer function.

• The inner function can still access the variables even after the outer function has returned.

• Closure is useful for creatin...read more
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Q3. What is hoisting?
Ans. 
Hoisting is a JavaScript behavior where variable and function declarations are moved to the top of their scope.
• Variable declarations are hoisted but not their initializations.

• Function declarations are fully hoisted.

• Hoisting can lead to unexpected behavior if not understood properly.
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Q4. What is box model
Ans. 
The box model in CSS defines the design and layout of elements on a webpage by breaking them down into content, padding, border, and margin.
• The box model consists of content, padding, border, and margin around an element

• Content is the actual content of the element

• Padding is the space between the content and the border

• Border is the line that goes around the padding

• Margin is the space outside the border
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Q5. Difference between padding and margin?
Ans. 
Padding is the space inside an element, while margin is the space outside an element.
• Padding is used to create space between the content and the border of an element.

• Margin is used to create space between elements or between an element and its parent or sibling elements.

• Padding affects the size of the content area, while margin affects the positioning of the element.

• Padding can be set individually for each side (top, r...read more
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Q6. Exaplin es6 concepts
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