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Aurelia Multiple-Choice Questions (MCQs)

Aurelia is a collection of Modern JavaScript modules, which when used together, function as a powerful platform for building browser, desktop and mobile applications, all open source and built on open web standards.

Aurelia MCQs: This section contains multiple-choice questions and answers on the various topics of Aurelia. Practice these MCQs to test and enhance your skills on Aurelia.

List of Aurelia MCQs

1. Aurelia is an ____ framework.

  1. JavaScript
  2. Node.js
  3. React
  4. Angular

Answer: A) JavaScript

Explanation:

Aurelia is a JavaScript framework.

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2. We use the Aurelia framework for ____.

  1. Testing applications
  2. Web and mobile development
  3. Object-relational mapping

Answer: B) Web and mobile development

Explanation:

We use the Aurelia framework for web and mobile development.

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3. Is the Aurelia framework open-source?

  1. Yes
  2. No

Answer: A) Yes

Explanation:

Yes, the Aurelia framework is open-source.

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4. In Aurelia, a ____ is a reusable, self-contained portion of an application's UI and functionality.

  1. View
  2. View-Model
  3. Component

Answer: C) Component

Explanation:

In Aurelia, a component is a reusable, self-contained portion of an application's UI and functionality.

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5. A ____ is a template that specifies the look of a component.

  1. View
  2. Component
  3. Model
  4. Modules

Answer: A) View

Explanation:

A view is a template that specifies the look of a component.

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6. ____ are in charge of processing user input, updating the model, and doing any other required logic.

  1. View
  2. View-Model
  3. Component
  4. Modules

Answer: B) View-Model

Explanation:

View models are in charge of processing user input, updating the model, and doing any other required logic.

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7. A component's view and view model are connected using ____ in Aurelia, which allows for automatic view updates whenever the model data changes.

  1. Router
  2. Injection
  3. Modules
  4. Data binding

Answer: D) Data binding

Explanation:

A component's view and view model are connected using data binding in Aurelia, which allows for automatic view updates whenever the model data changes.

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8. In Aurelia, a ____ is a unit of organization for the application's code.

  1. Module
  2. Router
  3. Injection

Answer: A) Module

Explanation:

In Aurelia, a module is a unit of organization for the application's code.

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9. Component dependencies are handled using ____ in Aurelia.

  1. Module
  2. Dependency Router
  3. Dependency Injection
  4. Attributes

Answer: C) Dependency Injection

Explanation:

Component dependencies are handled using dependency injection in Aurelia.

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10. The ____ in Aurelia is a component that handles client-side routing and navigation.

  1. Module
  2. Router
  3. Dependency Injection
  4. Attributes

Answer: B) Router

Explanation:

The router in Aurelia is a component that handles client-side routing and navigation.

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11. It is the ____ method that is used to initialize an object created with a class.

  1. Constructor
  2. Binding
  3. Attaching
  4. Updating

Answer: A) Constructor

Explanation:

It is the constructor method that is used to initialize an object created with a class.

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12. Which of the following decorators is used to define the dependencies that a component requires when using dependency injection in Aurelia?

  1. @depend
  2. @inject
  3. @dependency

Answer: B) @inject

Explanation:

To utilize dependency injection in Aurelia, use the @inject decorator to define the dependencies required by a component.

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13. The data binding system's behavior can be configured using which of the following configuration in Aurelia?

  1. DataBinding
  2. Binding
  3. DataEngine
  4. BindingEngine

Answer: D) BindingEngine

Explanation:

The data binding system's behavior can be configured using the bindingEngine configuration in Aurelia.

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14. To configure plugins in Aurelia, which of the following command is used?

  1. App.use
  2. Aurelia.Plugin
  3. Aurelia.use
  4. Plugin.use

Answer: C) Aurelia.use

Explanation:

You may use aurelia.use the command to setup plugins in Aurelia.

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15. The ____ idea in Aurelia refers to the rate at which a function is performed or data is updated.

  1. Constructor
  2. Aurelia.use
  3. Debounce
  4. Throttle

Answer: D) Throttle

Explanation:

The "throttle" idea in Aurelia refers to the rate at which a function is performed or data is updated.

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16. Are Throttle and debouncing exactly the same?

  1. Yes
  2. No

Answer: B) No

Explanation:

No, Throttle and debouncing are not exactly the same.

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17. ____ is the process of postponing the execution of a function until a certain amount of time has elapsed without it being invoked.

  1. Constructor
  2. Aurelia.use
  3. Debouncing
  4. Throttling

Answer: C) Debouncing

Explanation:

Debouncing is the process of postponing the execution of a function until a certain amount of time has elapsed without it being invoked.

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18. Which of the following method is used to connect data from a view model to a view?

  1. Attached
  2. Bind
  3. Unbind
  4. Connect

Answer: B) Bind

Explanation:

The bind method is used to connect/bind data from a view model to a view.

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19. When a component is connected to the DOM, which of the following function is invoked?

  1. Attached
  2. Bind
  3. Unbind
  4. Connect

Answer: A) Attached

Explanation:

When a component is connected to the DOM, the attached function is invoked.

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20. ____ method is used to turn on a view model.

  1. Attached
  2. Bind
  3. Activate
  4. Connect

Answer: C) Activate

Explanation:

Activate method is used to turn on a view model.

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21. Which of the following function is used to remove the ties that attach a view model to a view?

  1. Attached
  2. Bind
  3. Unbind
  4. Detached

Answer: C) Unbind

Explanation:

Unbind function is used to remove the ties that attach a view model to a view.

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22. How many binding modes are there in aurelia?

  1. 2
  2. 4
  3. 5
  4. 3

Answer: D) 3

Explanation:

In Aurelia, there are three binding modalities:

  • One-way binding
  • Two-way binding
  • One-time binding

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23. Which of the following is the default binding mode?

  1. One-way binding
  2. Two-way binding
  3. One-time binding

Answer: A) One-way binding

Explanation:

One-way binding is the default binding mode.

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24. Which of the following binding mode indicates that the binding's value will be assessed once and will not be modified again?

  1. One-way binding
  2. Two-way binding
  3. One-time binding

Answer: C) One-time binding

Explanation:

The One-Time binding mode indicates that the binding's value will be assessed once and will not be modified again.

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25. Which of the following binding mode means that the value in the view model and the value in the view are always in sync?

  1. One-way binding
  2. Two-way binding
  3. One-time binding

Answer: B) Two-way binding

Explanation:

Two-way binding means that the value in the view model and the value in the view are always in sync.

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26. ____ in Aurelia are functions that are used to convert values from one format to another.

  1. Rectifiers
  2. Converters
  3. Adapters
  4. Injectors.

Answer: B) Converters

Explanation:

Converters in Aurelia are functions that are used to convert values from one format to another.

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27. Which of the following HTTP method is used to gather data without altering it in any way?

  1. GET
  2. POST
  3. PUT
  4. PATCH

Answer: A) GET

Explanation:

GET HTTP method is used to gather data without altering it in any way.

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28. Which of the following HTTP method is employed in the creation of new resources as well as the update of current ones?

  1. GET
  2. POST
  3. PUT

Answer: B) POST

Explanation:

POST HTTP method is employed in the creation of new resources as well as the update of current ones.

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29. Which of the following HTTP method is used to swap out an existing resource with a new one?

  1. GET
  2. POST
  3. PUT

Answer: C) PUT

Explanation:

The PUT methid is used to swap out an existing resource with a new one.

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30. Which of the following HTTP methods would you use if you wanted to make multiple updates to a resource?

  1. PUT
  2. PATCH

Answer: B) PATCH

Explanation:

You would use the HttpClient.patch function to make several modifications to a resource.

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31. Which of the following HTTP method is used to permanently remove a resource?

  1. GET
  2. POST
  3. PUT
  4. DEL
  5. DELETE

Answer: E) DELETE

Explanation:

The DELETE method is used to permanently remove a resource.

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32. How many router classes does Aurelia has?

  1. 4
  2. 5
  3. 3
  4. 2

Answer: D) 2

Explanation:

Aurelia has two router classes, AppRouter and Router.

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33. Which of the following is a router instance function that allows you to construct a URL for a given route depending on its settings and any arguments you supply?

  1. Router
  2. New
  3. Generate
  4. Start

Answer: C) Generate

Explanation:

Generate is a router instance function that allows you to construct a URL for a given route depending on its settings and any arguments you supply.

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34. Which of the following function on the router instance allows you to re-activate the component and update its data by refreshing the current route?

  1. Refresh
  2. Restart
  3. Update
  4. Re-install

Answer: A) Refresh

Explanation:

Refresh function on the router instance that allows you to re-activate the component and update its data by refreshing the current route.

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35. Does Aurelia provide a built-in testing framework?

  1. Yes
  2. No

Answer: A) Yes

Explanation:

Yes, Aurelia provides a built-in testing framework.

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36. The ____ plugin is an Aurelia framework plugin that allows you to manage your browser's history.

  1. App.history
  2. History
  3. Aurelia.his
  4. aurelia-history

Answer: D) aurelia-history

Explanation:

The aurelia-history plugin is an Aurelia framework plugin that allows you to manage your browser's history.

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37. A ____ is a type of modal window that can show material or request the user for input.

  1. dialog
  2. Module
  3. Component
  4. Unit

Answer: A) dialog

Explanation:

A dialog is a type of modal window that can show material or request the user for input.

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38. Which of the following plugin provide Aurelia's internationalization and localization capability?

  1. i18n
  2. Templating
  3. Validation
  4. Store

Answer: A) i18n

Explanation:

i18n plugin provides Aurelia's internationalization and localization capability.

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39. Which of the following plugin allows you to validate forms and display error warnings for incorrect inputs?

  1. i18n
  2. Templating
  3. Validation
  4. Store

Answer: C) Validation

Explanation:

The aurelia-validation plugin allows you to validate forms and display error warnings for incorrect inputs.

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40. Which of the following plugin is used for authentication and authorization in your application?

  1. Auth
  2. Authorization
  3. Authen
  4. Authentication

Answer: A) Auth

Explanation:

Auth plugin is used for authentication and authorization in your application.

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41. Aurelia's ____ feature allows you to manage event handlers at a higher level of the DOM structure rather than creating separate handlers for each component.

  1. Event Trigger
  2. Event Aggregator
  3. Event delegation

Answer: C) Event delegation

Explanation:

Aurelia's Event Delegation feature allows you to manage event handlers at a higher level of the DOM structure rather than creating separate handlers for each component.

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42. aurelia-fetch is used to only fetch the plugin details of forms? True or False

  1. True
  2. False

Answer: B) False

Explanation:

aurelia-fetch is used to make HTTP requests through the Fetch API.

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43. Does aurelia-HTTP-client allow you to send HTTP requests to a server?

  1. Yes
  2. No

Answer: A) Yes

Explanation:

aurelia-HTTP-client allows you to send HTTP requests to a server.

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44. Which of the following plugin is used for testing your Aurelia components and applications?

  1. Test
  2. Testing
  3. Aurelia.Test

Answer: B) Testing

Explanation:

Testing plugin is used for testing your Aurelia components and applications.

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45. Which of the following are the alternatives of Aurelia?

  1. React
  2. Angular
  3. Ember.js
  4. All of the above

Answer: D) All of the above

Explanation:

React, angular, ember.js, Vue.js can be used as alternatives to aurelia.

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