React
Test
Model Test
Ebook
Index
React Home
Basic
18
Installation
8
Handling Events
1
Props and State
1
Schools
Ebook
Question:
React has created an abstraction called a ___
A
Component
B
Fiber
C
Class
D
Interface
Note:
Not available
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Question:
What is the better component error handling function?
A
componentDidCatch()
B
componentDidTry()
C
componentDidTryCatch()
D
componentDidErrorHandle()
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Question:
What function is used to create a portal component in React?
A
createPortal()
B
portal()
C
makePortal()
D
componentPortal()
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Question:
Which package defines createPortal() function?
A
react
B
react-dom
C
portal
D
react-portal
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Question:
How can you check installed node version?
A
Node -v
B
Node --v
C
Node version
D
Node -version
Note:
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Question:
git clone command mean ____
A
That you’re copying the source code from GitHub server to your local directory.
B
That you’re cloning the source code to GitHub server
C
That you’re copying the source code to local server
D
That you’re cloning the source code to local pc
Note:
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Question:
What is the correct way to copying source code from GitHub server?
A
Git copy https://githab.com/accounName/sourcecode.git
B
Git clone https://githab.com/accounName/sourcecode.git
C
Git get https://githab.com/accounName/sourcecode.
D
Git install https://githab.com/accounName/sourcecode.git
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Question:
What is the correct npm command to create package.json?
A
Npm create package.json
B
Npm package.json
C
Npm init
D
Npm init package.json
Note:
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Question:
How can you check installed npm version?
A
Npm
B
Npm --v
C
Npm -v
D
Npm -version
E
Npm --version
Note:
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Question:
What is the correct command to start virtual react server?
A
Npm –start
B
Npm start
C
Yarn start
D
Yarn –start
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