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6 hrs/weekJuniorProjectsAI review
96%
Frontend Foundation
HTML, CSS, JS, and React practice
Matches your learning goal
88%
React Projects
Components, state, API, and deploy
Matches your learning goal
Placement assessment
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After choosing a course, a short test shows how deep to explain topics and which tasks to start with.
12%
profile accuracy
Question 1 of 5React / state
What does useState in a React component?
1Keeps a value between component re-rendersAI factors the answer into your personal plan
2Updates the DOM without re-renderingAI factors the answer into your personal plan
3Creates a new route inside the appAI factors the answer into your personal plan
Level: solid fundamentals
Material starts without extra theory, with hints on hard parts.
Strength map
React state0%
JavaScript0%
Components0%
PlanFiles
Module 1 · React
- React basics
- State and events
- Dashboard project
Task
State and events
Fix the click handler: use a functional setState so count always updates from the latest value.
app.jsx
JavaScript React1import { useState } from "react";
2
3function Counter() {
4 const [count, setCount] = useState(0);
AIRun
Don't copy the answer. Check which `count` value the handler sees on click.
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