Angular MCQs with Answers

Which of the following is correct about TypeScript?

Angular is based on TypeScript.

This is a superset of JavaScript.

TypeScript is maintained by Microsoft.

All of the above.

Correct Answer : All of the above.

Recent Updates in Angular

Q .

When using FormBuilder, how are validation rules specified?

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

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

As standard HTML validation attributes added to the input element

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"?

@Input('userData') users

@Input() userData: users

@Input() users: userData

@Input('users') userData

Correct Answer : @Input('userData') users

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