
The Complete React Developer Course (with Hooks and Redux) - The useState Hook
Interactive Video
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Information Technology (IT), Architecture
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University
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Practice Problem
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Hard
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary purpose of introducing React Hooks?
To replace class-based components
To simplify code and make it easier to manage
To introduce breaking changes
To make code more complex
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the initial step in creating a stateless functional component?
Define a class
Create an arrow function
Use lifecycle methods
Initialize state
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the useState hook allow you to do in functional components?
Create class-based components
Access lifecycle methods
Manage local state
Use props
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is returned by the useState hook?
An object with properties
A string
A single value
An array with two items
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can you update the state value using the useState hook?
Directly modify the state variable
Use a class method
Use a function returned by useState
Call a lifecycle method
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of destructuring the array returned by useState?
To create a new array
To convert it into an object
To access items by their index
To provide clear semantics and variable names
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of the increment function in the example?
To decrease the count
To reset the count
To increase the count by one
To log the count
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