Q
How can you optimize the performance of a jQuery-heavy application in a modern framework?

Answer & Solution

Answer: Option A
Solution:
Minimizing jQuery usage in favor of native framework features can optimize performance.
Related Questions on Average

How do you make sure that jQuery is available globally in a Webpack project?

A). By adding it to the entry point

B). By configuring the ProvidePlugin

C). By adding it to the output

D). By adding it to the module.rules

How do you include jQuery in a Webpack configuration?

A). By using the HtmlWebpackPlugin

B). By using the ProvidePlugin

C). By using the HotModuleReplacementPlugin

D). By using the CleanWebpackPlugin

How do you declare jQuery globally in a Vue component?

A). import jQuery from 'jquery'

B). const jQuery = require('jquery')

C). declare var $: any;

D). import $ from 'jquery'

Which React hook is typically used to run jQuery code after a component mounts?

A). useState

B). useEffect

C). useReducer

D). useContext

In Angular, where should you place your jQuery initialization code?

A). In the component constructor

B). In the ngOnInit lifecycle hook

C). In the ngAfterViewInit lifecycle hook

D). In the ngDoCheck lifecycle hook

Which jQuery method is used to hide an element?

A). .show()

B). .hide()

C). .toggle()

D). .fadeOut()

In Vue.js, which lifecycle hook should you use to run jQuery code after the component mounts?

A). created

B). updated

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Which method in jQuery is used to change the text content of a selected element?

A). .html()

B). .text()

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In React, how do you ensure jQuery code runs only once after the component mounts?

A). Use useEffect without dependencies

B). Use useEffect with an empty dependency array

C). Use useEffect with a non-empty dependency array

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How do you install jQuery using npm?

A). npm install jquery

B). npm get jquery

C). npm add jquery

D). npm download jquery