GWT Online Quiz

Following quiz provides Multiple Choice Questions (MCQs) related to GWT. You will have to read all the given answers and click over the correct answer. If you are not sure about the answer then you can check the answer using Show Answer button. You can use Next Quiz button to check new set of questions in the quiz.

Q 1 - Which of the following is correct about GWT?

A - GWT provides full debugging capability. Developers can debug the client side application just as an Java Application.

B - GWT provides easy integration with Junit and Maven.

C - GWT provides Widgets library provides most of tasks required in an application.

D - All of the above.

Answer : D

Explaination

All of the above options are correct.

Q 2 - What is the purpose of 'entry-point' tag in *.gwt.xml file in GWT?

A - This provides name of the application.

B - This adds other gwt module in application just like import does in java applications. Any number of modules can be inherited in this manner.

C - This specifies the name of class which will start loading the GWT Application.

D - None of the above.

Answer : C

Explaination

'entry-point' tag in *.gwt.xml file specifies the name of class which will start loading the GWT Application.

Q 3 - Do GWT compiler creates default Id attribute for its Widget by default?

A - true

B - false

Answer : B

Explaination

No! By default, neither the browser nor GWT creates default id attributes for widgets.

Q 4 - What is the purpose of removeStyleName() function of a GWT widget?

A - This method will clear any existing styles and set the widget style to the new CSS class provided using style.

B - This method will add a secondary or dependent style name to the widget.

C - This method will remove given style from the widget and leaves any others associated with the widget.

D - This method sets the object's primary style name and updates all dependent style names.

Answer : C

Explaination

removeStyleName() method will remove given style from the widget and leaves any others associated with the widget.

Q 5 - Which of the following gwt widget represents a standard push button?

Answer : A

Explaination

Button widget represents a standard push button.

Q 6 - Which of the following gwt widget represents a standard hierarchical tree?

Answer : A

Explaination

Tree widget represents a standard hierarchical tree. The tree contains a hierarchy of TreeItems that the user can open, close, and select.

Q 7 - Which of the following panel represents a rectangular grid that can contain text, html, or a child Widget within its cells?

Answer : D

Explaination

Grid widget represents a rectangular grid that can contain text, html, or a child Widget within its cells. It must be resized explicitly to the desired number of rows and columns.

Q 8 - Which of the following GWT widget wraps its contents in an HTML <FORM> element?

Answer : B

Explaination

FormPanel widget represents a panel that wraps its contents in an HTML <FORM> element.

Q 9 - Which of the following is the way using which you can internationalize a GWT application?

A - Static String Internationalization

B - Dynamic String Internationalization

C - Localizable Interface

D - All of the above.

Answer : D

Explaination

All of the above options are correct.

Q 10 - Which of the following logger logs to the javascript console, which is used by Firebug Lite (for IE), Safari and Chrome.

A - SystemLogHandler

B - DevelopmentModeLogHandler

C - ConsoleLogHandler

D - PopupLogHandler

Answer : C

Explaination

ConsoleLogHandler logs to the javascript console, which is used by Firebug Lite (for IE), Safari and Chrome.

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