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Building the UI of Modern Applications: Understanding Front-end Frameworks and React

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Questions and Answers

What is the key difference between front-end frameworks and UI libraries?

Libraries focus on C - Controller, while frameworks focus on all three components of MVC.
Frameworks focus on all three components of MVC, while libraries focus on one component. (correct)
Libraries focus on M - Model, while frameworks focus on V - View.
Frameworks focus on V - View, while libraries focus on C - Controller.

Which JavaScript framework focuses on Model, View, and Controller components?

React
Vue.js
Ember.js
Angular (correct)

Which rendering method is recommended for scalability and SEO benefits?

Server-Side Rendering (SSR) (correct)
Incremental Site Regeneration (ISR)
Client Side Rendering (CSR)
Static Site Generator (SSG)

In React, what is the main purpose of JSX?

To render HTML elements in JavaScript (B) Signup and view all the answers

What is a significant difference between function components and class components in React?

Function components can have state, while class components cannot. (B) Signup and view all the answers

Which feature is emphasized as being used a lot in ReactJS and should be reviewed and practiced?

Let and const (D) Signup and view all the answers

What is the main purpose of using JSX (JavaScript Syntax Extension) in ReactJS?

To output HTML elements in JavaScript (B) Signup and view all the answers

In React Function Components, what is the primary role of variables declared using UseState?

To output to the screen or interact with other functions (C) Signup and view all the answers

What is the recommended way to modify a variable like 'greeting' in React using UseState?

By using the setGreeting function provided by UseState (B) Signup and view all the answers

Why does the text suggest avoiding class components in React development?

Class components are less efficient for rendering (B) Signup and view all the answers

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