In an Angular application, how would you implement a staggered animation with multiple elements?
- Use Angular CLI animations
- Use CSS animations
- Use a third-party animation library
- Use ngFor loop with a timeout
To implement a staggered animation with multiple elements, you can use ngFor loop with a timeout to apply animations to each element with a delay.
To implement lazy loading in Angular, you need to use the loadChildren property in your _______.
- Component
- Module
- Route Configuration
- Service
To implement lazy loading in Angular, you need to use the loadChildren property in your Route Configuration. This property defines which module to load lazily.
What is the advantage of using a Route Resolver over fetching data directly in the component?
- Better caching
- Improved component load time
- Reduced HTTP requests
- Simplicity and ease
The advantage of using a Route Resolver is that it improves component load time by preloading data before the component is displayed.
In a reactive form, which method is used to access a form control's value?
- access() method
- getValue() method
- retrieve() method
- value() method
In a reactive form, you can access a form control's value using the value() method provided by the FormControl class. This method returns the current value of the form control.
What could be a potential issue if two services have a circular dependency on each other in Angular?
- Compilation error
- No issue, Angular handles it automatically
- Reduced performance
- Stack overflow error
If two services have a circular dependency on each other in Angular, it can lead to a stack overflow error as they keep calling each other recursively.
When using Angular Elements, the _____ function is used to convert an Angular component into a custom element.
- createCustom()
- createCustomElement()
- createModule()
- ngModule()
When using Angular Elements, the createCustomElement() function is used to convert an Angular component into a custom element.
What is the primary purpose of Angular Elements?
- Create custom modules
- Create reusable web components
- Enable server-side rendering
- Extend Angular applications
The primary purpose of Angular Elements is to create reusable web components that can be used outside Angular applications.
In template-driven forms, how can you customize the update trigger for form controls?
- By using the ControlValueAccessor interface
- By using the FormsModule module
- By using the HTTPInterceptor interface
- By using the ReactiveForms module
In template-driven forms, you can customize the update trigger for form controls by implementing the ControlValueAccessor interface, which allows you to define custom behavior for control updates.
To inject a service into another service, the service being injected should have the _____ decorator.
- @Component()
- @Inject()
- @Injectable()
- @Service()
To inject a service into another service in Angular, the service being injected should have the @Injectable() decorator.
Which Route Guard method should be implemented to decide whether navigation to a route should be allowed?
- canActivate
- canActivateChild
- canDeactivate
- canLoad
In Angular, the canActivate method of a Route Guard should be implemented to decide whether navigation to a route should be allowed.