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 - Google Web Toolkit (GWT) is a development toolkit to create RICH Internet Application(RIA).

B - GWT provides developers option to write client side application in JAVA.

C - GWT compiles the code written in JAVA to JavaScript code.

D - All of the above.

Answer : D

Explaination

All of the above options are correct.

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

A - This specifies the names of source folders which GWT compiler will search for source compilation.

B - This specifies the place in your project where static resources referenced by your GWT module, such as CSS or images, are stored.

C - This automatically injects the external JavaScript file located at the location specified by src.

D - This automatically injects the external CSS file located at the location specified by src.

Answer : D

Explaination

'stylesheet' tag in *.gwt.xml file automatically injects the external CSS file located at the location specified by src.

Q 3 - What is the purpose of addStyleName() 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 : B

Explaination

addStyleName() method will add a secondary or dependent style name to the widget.

Q 4 - Using which of the following way, you can attach a stylesheet to GWT application?

A - Using a CssResource contained within a ClientBundle.

B - Using an inline <ui:style> element in a UiBinder template.

C - Both of the above.

D - None of the above.

Answer : C

Explaination

Using both of the above ways, a stylesheet can be attached to a GWT application.

Q 5 - Which of the following gwt widget represents a single line text box?

Answer : D

Explaination

TextBox widget represents a single line text box.

Q 6 - Which of the following gwt widget represents a standard menu bar?

Answer : B

Explaination

MenuBar widget represents a standard menu bar widget. A menu bar can contain any number of menu items, each of which can either fire a Command or open a cascaded menu bar.

Q 7 - Which GWT widget represents a browsable view of a tree in which only a single node per level may be open at one time?

Answer : B

Explaination

CellBrowser widget represents a browsable view of a tree in which only a single node per level may be open at one time. This widget will only work in standards mode, which requires that the HTML page in which it is run have an explicit <!DOCTYPE> declaration.

Q 8 - Which of the following GWT widget represents a simple panel that makes its contents focusable?

Answer : D

Explaination

FocusPanel widget represents a simple panel that makes its contents focusable, and adds the ability to catch mouse and keyboard events.

Q 9 - Which of the following GWT widget represents a form of popup that has a caption area at the top and can be dragged by the user?

Answer : D

Explaination

DialogBox widget represents a form of popup that has a caption area at the top and can be dragged by the user. Unlike a PopupPanel, calls to PopupPanel.setWidth(String) and PopupPanel.setHeight(String) will set the width and height of the dialog box itself, even if a widget has not been added as yet.

Q 10 - Which of the following logger sends log messages to the server, where they will be logged using the server side logging mechanism.

A - PopupLogHandler

B - SimpleRemoteLogHandler

C - ConsoleLogHandler

D - FirebugLogHandler

Answer : B

Explaination

SimpleRemoteLogHandler sends log messages to the server, where they will be logged using the server side logging mechanism.

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