Asite Solutions Front end Developer Interview Questions and Answers

Q1. How html css and js be executed
Ans. 
HTML, CSS, and JS are executed by the browser.
• HTML is parsed and rendered into a Document Object Model (DOM)

• CSS is applied to the DOM to style the content

• JS is executed to add interactivity and manipulate the DOM

• Browser engines like Blink, Gecko, and WebKit handle the execution
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Q2. When to use functional components and when to use class components (other than state management)
Ans. 
Functional components are simpler and easier to test, while class components offer more features and lifecycle methods.
• Use functional components for simple UI components

• Use class components for more complex UI components

• Functional components are easier to read and maintain

• Class components offer more lifecycle methods and state management options
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It was a aptitude test with unit test cases where you have to create election poll application in react

Q1. Develop Chess UI
Ans. 
Develop a Chess UI for users to play the game online.
• Create a chessboard with 64 squares

• Implement drag-and-drop functionality for moving pieces

• Display captured pieces on the side of the board

• Include options for player vs player or player vs computer

• Add a timer for each player's turn
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It was an aptitude test with different sections logical reasoning, aptitude, numerical analysis

Q1. Tell me about yourself
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Q2. What is your long term career objective
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Q1. Technical round is over a zoom call and drills down your JS knowledge
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Q2. Different between const and object.freeze
Ans. 
const is used to declare a variable with a constant value, while object.freeze is used to make an object immutable.
• const is used to declare a variable with a constant value that cannot be reassigned

• object.freeze is used to make an object immutable, preventing any changes to its properties

• const can be used with primitive types and objects, while object.freeze is only applicable to objects

• const does not prevent changes t...read more
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Q3. Typeof typeof undefined
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Q1. How html css and js be executed
Ans. 
HTML, CSS, and JS are executed by the browser.
• HTML is parsed and rendered into a Document Object Model (DOM)

• CSS is applied to the DOM to style the content

• JS is executed to add interactivity and manipulate the DOM

• Browser engines like Blink, Gecko, and WebKit handle the execution
Answered by AI
Add your answer
Q2. When to use functional components and when to use class components (other than state management)
Ans. 
Functional components are simpler and easier to test, while class components offer more features and lifecycle methods.
• Use functional components for simple UI components

• Use class components for more complex UI components

• Functional components are easier to read and maintain

• Class components offer more lifecycle methods and state management options
Answered by AI
Add your answer