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Angular 2 Online Programming Test

Topics Covered

  • Angular 2 Directives
  • Angular 2 Events
  • Authorization
  • Angular 2 Components
  • Functions and Applications

Useful for hiring

  • Angular Developer
  • Web & Mobile Developer
  • Front End Engineer –Angular
  • Front End Developer

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The given code snippet uses the ngStyle directive to color the Div text randomly.

    I would be styled with different colors dynamically 

Which of the following implementation of the function getRandomColor is valid?

    • getRandomColor() function returns a value of the form #ffffff

    • getRandomColor() function returns a value of the form rgba(100,150,200)

    • getRandomColor() function returns a value of the form rgb(1,2,3,4)

    • getRandomColor() function returns a value of the redd format


An angular 2 project written in typescript is transpiled to javascript during the build process. Which of the following additional features are provided to the developer while programming on typescript over javascript?

Note: There can be multiple correct answers to this question.

    • Ability to use newer syntax and offers reliability

    • Compatibility

    • Usage of missing features


A component implements the OnInit interface. Which of ngOnInit() and the component constructor will be called first?

    • ngOnInit()

    • component constructor

    • either of them depending on the template of the component

    • constructor and ngOnInit methods cannot co-exist

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