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Angular Components and Templates

Test your knowledge on Angular Components and Templates.

16 Questions Published
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Questions

Question 1 Multiple Choice (Single Answer)

What is the purpose of a component in Angular?

  1. To define a reusable UI element
  2. To handle user input
  3. To manage state
  4. All of the above
Question 2 Multiple Choice (Single Answer)

What is the difference between a component and a template in Angular?

  1. A component is a class, while a template is an HTML file
  2. A component defines the behavior of a UI element, while a template defines its structure
  3. A component can be reused, while a template cannot
  4. All of the above
Question 3 Multiple Choice (Single Answer)

What is the syntax for creating a component in Angular?

  1. @Component({selector: 'my-component', templateUrl: 'my-component.html'})
  2. @Component({selector: 'my-component', template: 'My Component'})
  3. @Component({selector: 'my-component'})
  4. None of the above
Question 4 Multiple Choice (Single Answer)

What is the syntax for creating a template in Angular?

  1. <ng-template #myTemplate>My Template</ng-template>
  2. <template #myTemplate>My Template</template>
  3. <template>My Template</template>
  4. None of the above
Question 5 Multiple Choice (Single Answer)

What is the purpose of the *ngFor directive in Angular?

  1. To iterate over an array of data
  2. To create a loop
  3. To display a list of items
  4. All of the above
Question 6 Multiple Choice (Single Answer)

What is the syntax for using the *ngFor directive in Angular?

  1. <ul><li *ngFor="let item of items">{{item}}</li></ul>
  2. <ul><ng-for *ngFor="let item of items">{{item}}</ng-for></ul>
  3. <ul><li *ngFor="item in items">{{item}}</li></ul>
  4. None of the above
Question 7 Multiple Choice (Single Answer)

What is the purpose of the *ngIf directive in Angular?

  1. To conditionally display an element
  2. To show or hide an element
  3. To toggle an element
  4. All of the above
Question 8 Multiple Choice (Single Answer)

What is the syntax for using the *ngIf directive in Angular?

  1. <div *ngIf="condition">My Element
  2. <div [ngIf]="condition">My Element
  3. <div ngIf="condition">My Element
  4. None of the above
Question 9 Multiple Choice (Single Answer)

What is the purpose of the (click) event binding in Angular?

  1. To listen for a click event on an element
  2. To handle a click event on an element
  3. To trigger a function when an element is clicked
  4. All of the above
Question 10 Multiple Choice (Single Answer)

What is the syntax for using the (click) event binding in Angular?

  1. <button (click)="handleClick()">Click Me</button>
  2. <button [click]="handleClick()">Click Me</button>
  3. <button click="handleClick()">Click Me</button>
  4. None of the above
Question 11 Multiple Choice (Single Answer)

What is the purpose of the [(ngModel)] directive in Angular?

  1. To bind a form control to a property on a component
  2. To update a property on a component when a form control changes
  3. To validate a form control
  4. All of the above
Question 12 Multiple Choice (Single Answer)

What is the syntax for using the [(ngModel)] directive in Angular?

  1. <input [(ngModel)]="name">
  2. <input [ngModel]="name">
  3. <input (ngModel)="name">
  4. None of the above
Question 13 Multiple Choice (Single Answer)

What is the purpose of the @Input decorator in Angular?

  1. To allow a component to receive data from its parent component
  2. To pass data from a parent component to a child component
  3. To define a property on a component that can be accessed from outside the component
  4. All of the above
Question 14 Multiple Choice (Single Answer)

What is the syntax for using the @Input decorator in Angular?

  1. @Input() name: string;
  2. @Input name: string;
  3. @Input('name') name: string;
  4. None of the above
Question 15 Multiple Choice (Single Answer)

What is the purpose of the @Output decorator in Angular?

  1. To allow a component to send data to its parent component
  2. To emit an event when a property on a component changes
  3. To define an event on a component that can be listened to by other components
  4. All of the above
Question 16 Multiple Choice (Single Answer)

What is the syntax for using the @Output decorator in Angular?

  1. @Output() name: EventEmitter<string>;
  2. @Output name: EventEmitter<string>;
  3. @Output('name') name: EventEmitter<string>;
  4. None of the above
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