React

Question 1

What is a component?

Answer 1

A piece of reusable code that represents a part of a user interface.

Question 2

What do components do?

Answer 2

Components are used to render, manage, and update the UI elements in your application.

Question 3

What is a JSX element?

Answer 3

A JSX element is a combination of JavaScript code and HTML tags that describes what you’d like to display.

Question 4

what is a fragment?

Answer 4

A feature that allows developers to group multiple elements together without adding extra nodes to the DOM.

(<> and </>)

Question 5

What do fragments do?

Answer 5

Fragments group a list of children without adding extra parent elements. This helps keep the DOM structure cleaner and more organized.

Question 6

What is a library?

Answer 6

• A collection of reusable code

*Reduces the need to write repetitive/complex things from scratch

*You control how/when it’s used. No/few boundaries.

Question 7

What is a framework?

Answer 7

*Predetermined architecture - you follow a specified pattern of development

*You work within the boundaries set by the framework

*“Right” and “wrong” ways to use it.

Question 8

When should you not to use a library or framework?

Answer 8

When you are doing a very small project like a static web page or when you have network load concerns. etc.