Most frequently Asked Angular Material Interview Questions

1. What is Angular Material?
2. What are the features of using Angular Material?
3. How does an Angular application work?
4. What are the key components of Angular?
5. How would you update Angular 6 to Angular 7?
6. What are templates in Angular?
7. What are directives in Angular?
8. What are the types of Directives?
9. What is data binding?
10. What are the types of Data Binding?
11. What is a provider in Angular?

What is Angular Material?

Angular Material is a UI component library used for Angular JS developers, and help in constructing attractive, consistent, and functional web pages and web applications.It is used in adhering mordern web design principles such as browser portability, device independence, and graceful degradation.

What are the features of using Angular Material?

• Angular Material is free to use.
• It can be used for creating reusable components.
• Angular Material includes features such as cards, toolbar, speed dial, side nav, swipe, etc.
• It is a standard CSS with minimal footprint.

How does an Angular application work?

      "build": {
        "builder": "@angular-devkit/build-angular:browser",
        "options": {
          "outputPath": "dist/angular-starter",
          "index": "src/index.html",
          "main": "src/main.ts",
          "polyfills": "src/polyfills.ts",
          "tsConfig": "tsconfig.app.json",
          "aot": false,
          "assets": [
            "src/favicon.ico",
            "src/assets"
          ],
          "styles": [
            "./node_modules/@angular/material/prebuilt-themes/deeppurple-amber.css",
            "src/style.css"
          ]
        }
      }
 
 

What are the key components of Angular?

Components
Modules
Templates
Metadata
Services

How would you update Angular 6 to Angular 7?

We can update Angular 6 to Angular 7 by using the code given below:

ng update @angular/cli @angular/core  

What are templates in Angular?

Templates are written with HTML that contains Angular specific elements and attributes, they are combined with information coming from the model and controller that are further rendered in providing the dynamic view for the user.

What are directives in Angular?

Directives allows us for writing new HTML syntax, specific to our application and can execute when the Angular compiler finds them in the DOM.

What are the types of Directives?

There are 3 types of directives:
Component Directives
Structural Directives
Attribute Directives

What is data binding?

Data Binding allows us to define communication between the component and Document Object Model, it defines interactive applications without having to worry about pushing and pulling data between our view or template and component.

What are the types of Data Binding?

There are 4 types of Data Binding:
String Interpolation
Property Binding
Event Binding
Two-Way Data Binding

What is a provider in Angular?

Provider is a service in Angular, it is an instruction to the Dependency Injection system that helps in providing information about the way for obtaining a value for dependency.
It is an object or a method which is called for creating a new instance of a service and can contain additional methods and helps in registering new providers.