AngularJS MCQ - Quiz

Q: What is AngularJS?

A. A server-side programming language
B. A front-end web development framework
C. A database management system
D. An operating system

Correct Option: B
Explanation:

Answer: B) A front-end web development framework

Explanation: AngularJS is a popular front-end web development framework used for building dynamic and responsive web applications.

Q: AngularJS application expressions are pure JavaScript expressions.

A. True
B. False

Correct Option: A
Explanation: True

Q: We need to tell AngularJS what part of our HTML page contains the AngularJS app. You do so by adding the ________ attribute to the root HTML element of the AngularJS app.

A. ng-app
B. aj-app
C. ag-app
D. js-app

Correct Option: A
Explanation:

ng-app

Q: What is a directive in AngularJS?

A. A way to declare variables in AngularJS
B. A way to create new modules in AngularJS
C. A way to extend HTML in AngularJS
D. A way to add comments to HTML in AngularJS

Correct Option: C
Explanation:

Answer: C) A way to extend HTML in AngularJS

Explanation: A directive in AngularJS is a way to extend HTML by creating custom HTML elements or attributes with new functionality. Directives are a powerful feature of AngularJS that allow developers to create reusable and modular code.

Q: Does Angular work with mobile browsers?

A. Only IE in Microsoft phones
B. Only iOS
C. IE and Chrome Browser
D. Yes, Android, Chrome Mobile, iOS Safari

Correct Option: D
Explanation:

Yes, Android, Chrome Mobile, iOS Safari

Q: What is the difference between ng-if and ng-show directives in AngularJS?

A. There is no difference between ng-if and ng-show
B. ng-if removes the element from the DOM, while ng-show hides the element using CSS
C. ng-show removes the element from the DOM, while ng-if hides the element using CSS
D. ng-if and ng-show are used for different purposes and cannot be compared

Correct Option: B
Explanation:

Answer: B) ng-if removes the element from the DOM, while ng-show hides the element using CSS

Explanation: The ng-if directive removes the element from the DOM when its condition is false, while the ng-show directive hides the element using CSS when its condition is false.

Q: What is Model in MVC?

A. Model represents data stored in database
B. Model represents server side data
C. Model is the lowest level of the pattern responsible for maintaining data
D. None of the options

Correct Option: C
Explanation:

Model is the lowest level of the pattern responsible for maintaining data

Q: Which of the following is true about ng-model directive?

A. ng-model directive binds the values of AngularJS application data to HTML input controls
B. ng-model directive creates a model variable which can be used with the HTML page and within the container control having ng-app directive
C. Both the options
D. None of the options

Correct Option: B
Explanation: ng-model directive creates a model variable which can be used with the HTML page and within the container control having ng-app directive

Q: AngularJS applications are a mix of _________

A. HTML and CSS
B. HTML and JavaScript
C. HTML and PHP
D. HTML and AngularScript

Correct Option: B
Explanation: HTML and JavaScript

Q: What is dependency injection in AngularJS?

A. A way to inject CSS styles into HTML
B. A way to inject JavaScript code into HTML
C. A way to inject data into a component
D. A way to inject services into a component

Correct Option: D
Explanation:

Answer: D) A way to inject services into a component

Explanation: Dependency injection is a key feature of AngularJS that allows services to be injected into components, making it easy to reuse code and separate concerns.