Angular MCQs with Answers

Which angular decorator allows us to define the pipe name that is globally available for use in any template in the across application?
A)
pipeName
B)
pipeDeco
C)
Pipe
D)
None of the above

Correct Answer :   Pipe

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

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