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10 Modules
Which of the following are true about Angular Modules?
Modules can contain components, directives, pipes, and services.
Every Angular application must have at least one module.
Modules can only be imported by other modules.
Modules are defined using the @NgModule decorator.
What is the purpose of the Angular Dependency Injection (DI) system?
To manage the lifecycle of components.
To provide a way to create and manage service instances.
To optimize performance by lazy loading modules.
To facilitate communication between components.
Which lifecycle hook is called after Angular has fully initialized a component's view?
ngOnInit
ngAfterViewInit
ngAfterContentInit
ngOnChanges
What is the role of the RouterModule in Angular?
To define routes for navigation.
To manage state in the application.
To provide services for HTTP requests.
To enable lazy loading of modules.
Which of the following are valid ways to pass data to a child component in Angular?
Using Input properties.
Using Output properties.
Using a service.
Using a template reference variable.
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10 Modules