Some FAQ’s about Angular

Want to get prepared for the interview? Or want to switch your career as an angular developer

In this article, we are going to clear your fundamentals of angular by answering some frequently asked questions that not only help you to get prepared for the interview but also help you to revise your basics of angular. The answers provided in this article are easy to understand and they may help you to grasp your dream job.

Here we begin, be prepared

First, start with some basic question

Question-1. What is angular?

Answer- It is a client-side framework developed by google which creates web applications that run on javascript. It covered a wide variety of features such as form management and routing.

Question-2. Is there any difference between angular and angular js?

Answer- yes, angular and angular js are different from one another in many ways. Some of them are:

1. Language; angular js is written in the javascript subset whereas angular is written in the typescript subset.

2. Structure: angular structure can be easy to manage while angular js are less manageable

3. Mobile support: angular offers mobile support whereas angular.js doesn’t.

4. Routing: angular uses @RouteConfig{(…)} while angular js uses $routeprovider.when()

Question-3. Why angular was introduced?

Answer- earlier programming languages like vanilla is used to create dynamic web applications. But after some time it becomes difficult to write code in them due to their changing features. Therefore angular is constructed to solve this issue which provides the feature of the client-side framework.

Question-4. Over other frameworks, why should you prefer the Angular framework?

Answer- There are various advantages of angular over other frameworks. Some of them are

1. As dynamic web pages are created through angular because they provide various features such as two-way binding, modularisation, dependency injections, etc.

2. It is supported by a large company i.e Google.

3. Testing application is easier in angular as compared to other.

4. Restful services and validation are supported in angular

5. Upgrades are easy to apply

Question-5. Define bootstrapping?

Answer- In angular, bootstrapping is usually used to start the application. manual and automatic both kind of bootstrapping is supported in angular.

Question-6. List the key component of angular?

Answer- there are various key components of angular. Some of them are:

1. Component( basic blocks to control HTML views)

2. Module (angular application are broken down into logical pieces which are then called module which performs a single task.)

3. Service (create components that are shared in the entire application.)

4. Metadata (used to add data in angular class)

5. Templates (show the view of angular application)

Question-7. What is the function of ngFor directive

Answer- The function of ngFor directive is to display each item in the list.

For instance,

{{ user }}

Question-8. Define pipes?

Answer- the function of pipe is to take input data and covert it into desired output.

For instance

import { Component } from '@angular/core';

@Component({

selector: 'app-birthday',

template: `

Birthday is {{ birthday | date }}

`

})

export class BirthdayComponent {

birthday = new Date(2002, 3, 05); // march 05, 2002

}

There are many more topics that come under Angular. This is just the beginning. Various paths will open for you once you clear your interview.

Dzone comes with the opportunity for you to learn angular at an optimum cost. Our training is delivered to you by professionals that will help you grasp skills in Angular components, Bootstrap, TypeScript, etc. with working on real-time projects. You don’t need any high qualifications and certification to learn angular. All you need is proper counseling about it which will be provided here.

Get yourself registered now and for more queries, you can visit our website

https://www.dzone.co.in/angularjs-training-in-jaipur.aspx

You can also contact us at 9829708506

Dzone training institute If you want to know more about us you can directly contact us at 9829708506 And you can take a quick visit at http://bit.ly/angular.js_training