ReactJs Quiz Part

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ReactJs Quiz Part - 6

Which of the following is true about key props ? *

1 point

"Key" props are used to look beauty

"Key" prop is a way to identify the newly added element

It is one type of attribute of HTML

It is not used in the array

Which of the following function is true about changing the state in React Js ? *

1 point

this.State{}

this.setState

this.setChangeState

All of the above

In React Js which one of the following is used to create a class for Inheritance ? *

1 point

Create

Extends

Inherits

Delete

Which of the following method is true about referring parent class in React Js ? *

1 point

self()

inherits()

this()

super()

What is the command to display all installed top-level packages without their dependencies in react Js? *

1 point

npm list --depth=0

npm list

nvm list

npx list

How we can apply validation for props in React Js ? *

1 point

SetState

Render with arguments

Props

PropTypes

How we can pass the data from one component to another in React Js ? *

1 point

SetState

Render with arguments

Props

PropTypes

Which of the following is true regarding Babel ? *

1 point

Compiler

Transpilar

Both of the above

None of the above

Required

What is the best definition of React Js ? *

1 point

Server-side framework

User-interface framework

A Library for building interaction interfaces

None of the above

Which of the following is a way to handle data in React Js ? *

1 point

State & Props

Services & Components

State & Services

State & Component

Submit

Clear form

Forms

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