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30 questions
1
2
Easy
26 votes
3068 runs
2 comments
Create a form with two mandatory fields in Angular
Web developer
angular
form
validation
at Jan 4, 2022
Medium
13 votes
2996 runs
3 comments
Which of these methods, allowing to create Providers, does not exist in Angular?
Web developer
angular
providers
at Mar 28, 2023
Easy
12 votes
3032 runs
2 comments
Which provider is recommended for DOM manipulation in Angular?
Web developer
angular
dom
at Jan 4, 2022
Medium
8 votes
2890 runs
2 comments
Write a pipe to format a date according to a certain pattern.
Web developer
angular
pipe
at Jan 4, 2022
Easy
5 votes
2725 runs
0 comment
Unsubscribe from an Observable in Angular
Web developer
angular
observables
subscriptions
at Jan 4, 2022
Medium
5 votes
2724 runs
1 comment
In an Angular directive, which decorator should we use to listen for an event of the element that this same directive is placed on?
Web developer
directives
events
at Jan 4, 2022
Easy
5 votes
2653 runs
1 comment
Which token should we use to execute JavaScript code when starting the application
Web developer
angular
app
at Jan 4, 2022
Easy
5 votes
2649 runs
1 comment
Why is the following snippet not validated? ```jsx <h1>Products Lists</h1> <ul> <li *ngFor="let p of products" *ngIf="p.stock > 0"> {{ p.name }} </li> </ul> ``` Answer: We cannot have ngFor and ngIf on the same element
Web developer
angular
ngFor
ngIf
at Jan 4, 2022
Medium
4 votes
277 runs
0 comment
What tags can we set the **lang** attribute on?
Web developer
Web Accessibility
html
accessibility
at Jan 7, 2022
Easy
3 votes
2981 runs
1 comment
How to make a child component communicate with its parent component in Angular?
Web developer
angular
child component
parent component
at Jan 4, 2022
Medium
3 votes
230 runs
0 comment
Which of these constraints must not necessarily be respected for a Modal component?
Web developer
Web Accessibility
modal
accessibility
at Sep 19, 2022
Easy
2 votes
2779 runs
2 comments
Get a path parameter from the current url in Angular
Web developer
angular
route
at Jan 4, 2022
Easy
2 votes
2671 runs
1 comment
How to retrieve an event in Angular
Web developer
events
angular
at Jan 2, 2024
Expert
2 votes
254 runs
0 comment
Which documents are compulsory in the eyes of French law?
Web developer
Web Accessibility
accessibility
declaration of conformity
at Jan 7, 2022
Hard
2 votes
222 runs
2 comments
What does the term *tab trap* (or *focus trap*) mean?
Web developer
Web Accessibility
accessibility
keyboard
at Jan 7, 2022
Medium
2 votes
219 runs
0 comment
Which of these HTML tags is not a *landmark* tag
Web developer
Web Accessibility
html
tags
at Jan 7, 2022
Medium
1 vote
2657 runs
1 comment
What is the main purpose of the* providedIn: 'root'* property which is automatically put on each generated service?
Web developer
angular
tree shaking
at Jan 4, 2022
Easy
1 vote
2650 runs
2 comments
Which of these component lifecycle methods does not exist? (ngAfterDestroy)
Web developer
lifecycle
methods
at Jan 4, 2022
Easy
1 vote
2614 runs
1 comment
Create a new component in an Angular module and make it available in the whole application.
Web developer
angular
module
component
at Jan 4, 2022
Easy
1 vote
2544 runs
1 comment
What type of Guard does not exist in Angular?
Web developer
guards
at Jan 4, 2022
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