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JSF Multiple-Choice Questions (MCQs)

JSF stands for JavaServer Faces. JSF is a Java-based web application framework that is used to simplify the development integration of web-based user interfaces.

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

List of JSF MCQs

1. JSF stands for ____.

  1. JavaServer faces
  2. JavaScript Frontend
  3. JavaScript Fonts
  4. JavaScript Faces

Answer: A) JavaServer faces

Explanation:

JSF stands for JavaServer Faces.

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2. JSF is a ____-based web application framework.

  1. JavaScript
  2. Java
  3. Python
  4. Ruby
  5. HTML/CSS

Answer: B) Java

Explanation:

JSF is a JAVA-based web application framework.

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3. JavaServer Faces technology is a framework for ____ user interface components.

  1. Server-side
  2. Client-side

Answer: A) Server-side

Explanation:

JavaServer Faces technology is a framework for server-side user interface components.

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4. JSF technology based upon which of the following architecture?

  1. MVVM
  2. Layered architecture
  3. Client-server architecture
  4. MVC architecture

Answer: D) MVC architecture

Explanation:

The Model View Controller (MVC) architecture underpins JSF technology.

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5. JSF application life cycle consists of how many phases?

  1. 2
  2. 3
  3. 6
  4. 8

Answer: C) 6

Explanation:

JSF application life cycle consists of six phases:

  • Restore view phase
  • Apply request values phase; process events
  • Process validations phase; process events
  • Update model values phase; process events
  • Invoke application phase; process events
  • Render response phase

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6. A ____ is a type of XML file that is used in a JSF application to specify the structure and layout of a web page.

  1. Facelet
  2. Managed bean
  3. Backing bean

Answer: A) Facelet

Explanation:

A Facelet is a type of XML file that is used in a JSF application to specify the structure and layout of a web page.

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7. A ____- is a component that is used in a JSF application to validate user input.

  1. Managed bean
  2. Backing bean
  3. Validator

Answer: C) Validator

Explanation:

A Validator is a component that is used in a JSF application to validate user input.

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8. A ____ is a component in a JSF application that is used to transform data between different kinds.

  1. Inverters
  2. Converter
  3. Transporters

Answer: B) Converter

Explanation:

A Converter is a component in a JSF application that is used to transform data between different kinds.

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9. A ____ is a Java class that controls the state of a JSF application.

  1. Managed bean
  2. Backing bean
  3. Managed Facet

Answer: A) Managed bean

Explanation:

A Managed Bean is a Java class that controls the state of a JSF application.

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10. A managed bean is only instantiated when an application request is performed.

  1. True
  2. False

Answer: A) True

Explanation:

A managed bean is only instantiated when an application request is performed.

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11. ____- is a JSF feature that allows developers to make it easier to navigate between various pages or views in a web application.

  1. Action navigation
  2. Explicit navigation
  3. Implicit navigation
  4. Conditional Navigation

Answer: C) Implicit navigation

Explanation:

Implicit Navigation is a JSF feature that allows developers to make it easier to navigate between various pages or views in a web application.

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12. The next view to be displayed is determined by a condition or collection of circumstances, in which type of navigation?

  1. Action navigation
  2. Explicit navigation
  3. Implicit navigation
  4. Conditional Navigation

Answer: D) Conditional Navigation

Explanation:

The next view to be displayed is determined by a condition or collection of circumstances, in conditional navigation.

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13. In which form of navigation, the developer directly defines the next view to appear in the application code?

  1. Action navigation
  2. Explicit navigation
  3. Implicit navigation
  4. Conditional Navigation

Answer: B) Explicit navigation

Explanation:

In the explicit navigation form of navigation, the developer directly defines the next view to appear in the application code.

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14. The user is redirected to a different URL or resource, such as a different web page or an external service, in ____ form of navigation.

  1. Redirect navigation
  2. Pop up navigation
  3. Action navigation

Answer: A) Redirect navigation

Explanation:

The user is redirected to a different URL or resource, such as a different web page or an external service, in the redirect form of navigation.

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15. In which type of navigation, a popup window is displayed in a separate window from the primary program to provide material or functionality?

  1. Redirect navigation
  2. Pop up navigation
  3. Action navigation

Answer: B) Pop up navigation

Explanation:

A popup window is displayed in a separate window from the primary program to provide material or functionality, in popup navigation.

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16. Which JSF tag is used to render plain text?

  1. <h:inputsecret>
  2. <h:inputText>
  3. <h:outputText>
  4. None

Answer: C) <h:outputText>

Explanation:

<h:outputText>, JSF tag is used to render plain text

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17. An input form is represented by the ____ tag.

  1. <h:form>
  2. <h:inputform>
  3. <h:outputform>

Answer: A) <h:form>

Explanation:

An input form is represented by the <h:form> tag.

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18. Which of the following tag generates a submit button, which is then used to submit an application form?

  1. <h:formButton>
  2. <h:formsubmitButton>
  3. <h:formcommandButton>
  4. <h:commandButton>

Answer: D) <h:commandButton>

Explanation:

<h:commandButton> tag generates a submit button, which is then used to submit an application form.

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19. Which tag in JSF converts it as an HTML "a" anchor element that, when clicked, works as a form submit button?

  1. <h:commandLink>
  2. <h:aLink>
  3. <h:anchor>

Answer: A) <h:commandLink>

Explanation:

<h:commandLink> tag in JSF converts it as an HTML "a" anchor element that, when clicked, works as a form submit button

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20. Which of the following tags is used to generate a password field in JSF?

  1. <h:password>
  2. <h:hidden>
  3. <h:InputSecret>
  4. <h:inputHidden>

Answer: C) <h:InputSecret>

Explanation:

<h:InputSecret> tag is used to generate a password field in JSF.

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21. ____ tag is used to render an image on the web page.

  1. <h:Image>
  2. <h:ImageSrc>
  3. <h:ClearImage>
  4. <h:graphicImage>

Answer: D) <h:graphicImage>

Explanation:

<h:graphicImage> tag is used to render an image on the web page.

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22. Which of the following tag displays a single message for a certain component?

  1. <h:msg>
  2. <h:message>
  3. <h:messages>
  4. <h:outputmessage>

Answer: B) <h:message>

Explanation:

<h:message>tag displays a single message for a certain component.

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23. When the value of a component changes, ____ events are triggered.

  1. Action events
  2. Value change events
  3. Component events
  4. System events

Answer: B) Value change events

Explanation:

When the value of a component changes, Value change events are triggered.

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24. ____ module displays the user interface.

  1. Controller
  2. Model
  3. View

Answer: C) View

Explanation:

The view module displays the user interface.

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25. ____-is a specific scope for storing data that must only be available for the next request.

  1. View Scope
  2. Application scope
  3. Session scope
  4. Flash Scope

Answer: D) Flash Scope

Explanation:

Flash scope is a specific scope for storing data that must only be available for the next request.

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26. A single instance of a managed bean is produced for the whole application under ____- scope, and the bean is accessible to all application users.

  1. View Scope
  2. Application scope
  3. Session scope
  4. Flash Scope

Answer: B) Application scope

Explanation:

A single instance of a managed bean is produced for the whole application under the application scope, and the bean is accessible to all application users.

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27. A single instance of a managed bean is produced for each user session in ____ scope, and the bean is available during the user's session.

  1. View Scope
  2. Request Scope
  3. Session scope
  4. Variable Scope

Answer: C) Session scope

Explanation:

A single instance of a managed bean is produced for each user session in the session scope, and the bean is available during the user's session.

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28. In which of the following scope, for each user view of a web page, a new instance of a managed bean is produced, and the bean is available throughout the lifespan of that view?

  1. View Scope
  2. Request Scope
  3. Session scope
  4. Variable Scope

Answer: A) View Scope

Explanation:

In view scope, for each user view of a web page, a new instance of a managed bean is produced, and the bean is available throughout the lifespan of that view.

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29. AJAX stands for ____.

  1. Anytime Java and XML
  2. All Java and XML
  3. Asynchronous JavaScript and XML
  4. Asynchronous JavaScript Asynchronous xml

Answer: C) Asynchronous JavaScript and XML

Explanation:

AJAX stands for Asynchronous JavaScript and XML.

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30. Which of the following tags is used to turn user input into a date?

  1. <f:convertDateTime>
  2. <f:convertDate>
  3. <f:convertTime>
  4. <f:DateTime>

Answer: A) <f:convertDateTime>

Explanation:

<f:convertDateTime> tag is used to turn user input into a date.

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31. Which of the following tag is used to add a bean validator to a component?

  1. <f:Bean>
  2. <f:validatorBean>
  3. <f:validateBean>

Answer: C) <f:validateBean>

Explanation:

<f:validateBean> tag is used to add a bean validator to a component.

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32. Which of the following validators verifies that a value is entered in a required field on a form?

  1. Custom validator
  2. Required Validator
  3. Double Range Validator
  4. Compare validator

Answer: B) Required Validator

Explanation:

Required validators verify that a value is entered in a required field on a form.

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33. Which of the following validator determines if a string value input into a form field fits a regular expression pattern specified?

  1. Custom validator
  2. Length Validator
  3. Regex Validator
  4. Compare validator

Answer: C) Regex Validator

Explanation:

Regex validator determines if a string value input into a form field fits a regular expression pattern specified.

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34. Is <h:messages> Tag and  <h:message> Tag both are same?

  1. Yes
  2. No

Answer: B) No

Explanation:

<h:messages> Tag display all the messages, whereas <h:message> Tag display a single message.

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35. These are the events that are triggered by application starting or shutdown, session creation, or termination?

  1. Action events
  2. Value change events
  3. Component events
  4. System events

Answer: D) System events

Explanation:

System Events are the events that are triggered by application starting or shutdown, session creation, or termination.

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36. Under ____ scope, for each HTTP request submitted to the server, a new instance of a managed bean is produced, and the bean is only available during the execution of that request.

  1. View Scope
  2. Request Scope
  3. Session scope
  4. Variable Scope

Answer: B) Request Scope

Explanation:

Under request scope, for each HTTP request submitted to the server, a new instance of a managed bean is produced, and the bean is only available during the execution of that request.

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37. A ____ is a Managed Bean that manages the state of a single UI component.

  1. Facets
  2. Facets templates
  3. Backing Bean
  4. Components

Answer: C) Backing Bean

Explanation:

A Backing Bean is a Managed Bean that manages the state of a single UI component.

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38. Can you integrate JSF with other Java Technologies?

  1. Yes
  2. No

Answer: A) Yes

Explanation:

JSF can be integrated with other Java Technologies like hibernate.

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39. Does JSP provide support for internationalization and localization?

  1. Yes
  2. No

Answer: A) Yes

Explanation:

Yes, JSP provides support for internationalization and localization.

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40. ____ lets developers connect the value of a UI component to a Managed Bean property.

  1. Method Binding
  2. Value Binding

Answer: B) Value Binding

Explanation:

Value binding lets developers connect the value of a UI component to a Managed Bean property.

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