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

What command is used to install jQuery via yarn?

A). yarn add jquery

B). yarn get jquery

C). yarn install jquery

D). yarn download jquery

How do you add jQuery to an Angular project via the angular.json file?

A). By adding it to 'styles'

B). By adding it to 'scripts'

C). By adding it to 'assets'

D). By adding it to 'dependencies'

Which Vue.js lifecycle hook would you use if you need to perform actions when the component is destroyed?

A). created

B). updated

C). mounted

D). destroyed

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

A). created

B). updated

C). mounted

D). destroyed

What is a common use case for integrating jQuery with React?

A). To manage state

B). To perform complex calculations

C). To use jQuery plugins

D). To handle API requests

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

How do you ensure that jQuery code runs after an Angular component's view has been fully initialized?

A). Place jQuery code in ngOnInit

B). Place jQuery code in ngDoCheck

C). Place jQuery code in ngAfterViewInit

D). Place jQuery code in the constructor

What is the primary reason for using jQuery in modern frameworks?

A). To replace the framework's functionality

B). To enhance and simplify specific tasks

C). To make code more complex

D). To avoid using native JavaScript

Which Webpack plugin is used to automatically load jQuery whenever $ or jQuery is used?

A). DefinePlugin

B). ProvidePlugin

C). EnvironmentPlugin

D). LoaderPlugin

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

D). Use useEffect with useState