React MCQ Quiz — Interview Practice Questions | Interview Prep Buddy
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React

Hooks, state management, components, performance, testing patterns.

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150Questions
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36Topics
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Topics Covered(36/36)

⚛️

JSX & Rendering

6 questions
—
🧩

Components

10 questions
—
📨

Props & State

4 questions
—
🎣

useState Hook

7 questions
—
🔄

useEffect Hook

8 questions
—
🔗

useRef & DOM

3 questions
—
⚡

useMemo & useCallback

5 questions
—
🌳

useContext

2 questions
—
📊

useReducer

2 questions
—
🔨

Custom Hooks

6 questions
—
👆

Event Handling

2 questions
—
🔀

Conditional Rendering

4 questions
—
📋

Lists & Keys

3 questions
—
📝

Forms & Validation

2 questions
—
🗄️

State Management

9 questions
—
⚡

Performance Optimization

5 questions
—
🧪

Testing (RTL)

4 questions
—
⏳

Suspense & Transitions

4 questions
—
📘

Context API

3 questions
—
📘

Error Boundaries

1 questions
—
📘

Forms

4 questions
—
📘

Hooks

9 questions
—
📘

JSX

3 questions
—
📘

Lazy Loading & Suspense

1 questions
—
📘

Lifecycle

2 questions
—
📘

Patterns

6 questions
—
📘

Performance

6 questions
—
📘

Portals

1 questions
—
📘

React Internals

8 questions
—
📘

React Router

5 questions
—
📘

Routing (React Router v6)

4 questions
—
📘

Server Components (React 18/19)

3 questions
—
📘

Testing

2 questions
—
📘

useReducer Hook

2 questions
—
📘

useRef Hook

2 questions
—
📘

Virtual DOM

2 questions
—