React Native Quiz Questions and Answers

What happens when the following render() method executes? render(){ let langs = ["Ruby","ES6","Scala"] return (
{langs.map(it =>
{it}
)}
) }

Answer :

Displays the list of languages in the array

Explanation :

map is just another method call on a collection. Works perfectly fine

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Which of the below is used to find files or directory from system?

Answer :

Find

Explanation :

This is explanation for the given question

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Which of the below is used to search text from the file?

Answer :

Grep

Explanation :

Grep is used to text from file.

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Tthe View component accepts a style prop that can be ….... ?

Answer :

A) a single style object
B) a StyleSheet reference
C) an array of style objects
All of the above

To displays an image we use …......component, that is analogous to the HTML img tag ?

Answer :

Image

Select the props that is used to choose what image is displayed within the Image component. ?

Answer :

source

Which props is used as a placeholder image until the main image has loaded ?

Answer :

defaultSource

Select the prop that is called when the image is loaded successfully.?

Answer :

onLoad

Which component provides visual feedback by simply modifying the opacity of all of its children when it is pressed.?

Answer :

TouchableOpacity

Which component gives access to press events, but does not provide any visual feedback ?

Answer :

TouchableWithoutFeedback

React Native Quiz Questions and Answers

What happens when the following render() method executes? render(){ let langs = ["Ruby","ES6","Scala"] return ( {langs.map(it => {it})} ) }

Which of the below is used to find files or directory from system?

Which of the below is used to search text from the file?

Tthe View component accepts a style prop that can be ….... ?

To displays an image we use …......component, that is analogous to the HTML img tag ?

Select the props that is used to choose what image is displayed within the Image component. ?

Which props is used as a placeholder image until the main image has loaded ?

Select the prop that is called when the image is loaded successfully.?

Which component provides visual feedback by simply modifying the opacity of all of its children when it is pressed.?

Which component gives access to press events, but does not provide any visual feedback ?

What happens when the following render() method executes? render(){ let langs = ["Ruby","ES6","Scala"] return (
{langs.map(it =>
{it}
)}
) }