Angular 2(Engineering > Computer Science And Engineering ) Questions and Answers

Question 1. Angular 2 integrates easily with NativeScript, allowing you to code your native app in a . . . . . . . . . style that can run on any mobile device platform.
  1.    declarative
  2.    imperative
  3.    interrogative
  4.    exclamatory
Explanation:-
Answer: Option A. -> declarative




Question 2. The ______ directive substitutes the normal href property and makes it easier to work with route links in Angular 2.
  1.    RouterLink
  2.    RouterRend
  3.    RouterLike
  4.    RouterLayer
Explanation:-
Answer: Option A. -> RouterLink




Question 3. What are the new features of Angular2?
  1.    Component-Based
  2.    Directives
  3.    Dependency Injection
  4.    All of these
Explanation:-
Answer: Option D. -> All of these




Question 4. Angular 2 components can be described using ________is a way to do some meta-programming.
  1.    controllers, controller
  2.    loaders, loader
  3.    typescripts, typescript
  4.    decorators, decorator
Explanation:-
Answer: Option D. -> decorators, decorator




Question 5. Since Angular 2 defines a set of built-in directives, the . . . . . . . . method passes them in a similar way in order to make them available in the entire application in order to prevent us from code duplications.
  1.    startup
  2.    bootstrap
  3.    constructor
  4.    initialization
Explanation:-
Answer: Option B. -> bootstrap




Question 6. On the opposite side of event bindings (()) lie Angular's square-bracket syntax ([]) which signify a . . . . . .
  1.    property binding
  2.    class binding
  3.    style binding
  4.    Both A & B
Explanation:-
Answer: Option D. -> Both A & B




Question 7. Which of the following is correct about Angular 2 Routing?
  1.    Routing helps in directing users to different pages based on the option they choose on the main page
  2.    Based on the option they choose, the required Angular Component will be rendered to the user
  3.    Both of the above
  4.    None
Explanation:-
Answer: Option C. -> Both of the above




Question 8. A special mention is required about the children element marked with the . . . . . . . . . . . directive attribute. This attribute qualifies the template that will be displayed when no other value defined by its ngSwitchWhen siblings matches the parent conditional expression.
  1.    ngDefault
  2.    ngTemplateDefault
  3.    ngDefaultSwitch
  4.    ngSwitchDefault
Explanation:-
Answer: Option D. -> ngSwitchDefault




Question 9. Angular 2 can detect when component data changes, and then automatically re-render the view to reflect that change.
  1.    True
  2.    False
  3.    Both
  4.    None
Explanation:-
Answer: Option A. -> True




Question 10. Angular 2 is using . . . . . . . . to detect changes.
  1.    zone$.js
  2.    Scope.js
  3.    zone.js
  4.    zones.js
Explanation:-
Answer: Option C. -> zone.js




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