
React Quiz
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Other
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University
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Practice Problem
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Easy
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30 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is React primarily used for?
Backend development
Mobile development
Building user interfaces
Database management
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Who developed React?
Microsoft
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a component in React?
A CSS class
A JavaScript function or class that returns JSX
A database model
A backend route
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does JSX stand for?
Java Syntax Extension
JavaScript XML
JSON Syntax
Java Standard X
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which hook is used to manage state in functional components?
useHook
useComponent
useState
useReducer
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which hook is used for side effects in React?
useSideEffect
useAction
useEffect
useCallback
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the default file extension for a React component file?
.jsx
.html
.js
.react
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