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Angular - Quiz(MCQ)
You apply a style selector in a component's CSS file. Which matching elements will be affected?
A)
All matching elements in the application
B)
All matching elements in the component and its child components
C)
All matching elements in the module
D)
All matching elements in the component, only

Correct Answer :   All matching elements in the component, only

Recent Updates in Angular
Q .
When using FormBuilder, how are validation rules specified?
A)
As part of the FormControl configuration: heroName: ['', Validators.required]
B)
As part of the FormControl configuration: heroName: [Validators.required, '']
C)
As standard HTML validation attributes added to the input element
D)
As part of the input element binding: formControl="[heroName, Validators.required]"

Correct Answer :   As part of the FormControl configuration: heroName: ['', Validators.required]

Q .
Which of the following will map the name of an input parameter "userData" to a field named "users"?
A)
@Input('userData') users
B)
@Input() userData: users
C)
@Input() users: userData
D)
@Input('users') userData

Correct Answer :   @Input('userData') users