GWT Online Quiz


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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.

Questions and Answers

Answer : C

Explaination

The most important public resource is host page which is used to invoke actual GWT application. A typical HTML host page for an application might not include any visible HTML body content at all but it is always expected to include GWT application via a <script.../> tag.

Q 5 - Which of the following gwt widget represents a stylish stateful button which allows the user to toggle between up and down states?

A - Button

B - PushButton

C - ToggleButton

D - RadioButton

Answer : C

Explaination

ToggleButton widget represents a stylish stateful button which allows the user to toggle between up and down states.

Q 6 - Which of the following gwt widget represents a hidden field?

A - TextArea

B - GWTHidden

C - Hidden

D - TextBox

Answer : C

Explaination

Hidden widget represents a hidden field.

Answer : D

Explaination

Layout Panels can contain other widgets. These panels controls the way widgets to be shown on User Interface. Every Panel widget inherits properties from Panel class which in turn inherits properties from Widget class and which in turn inherits properties from UIObject class.

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

A - Composite

B - SimplePanel

C - ScrollPanel

D - FocusPanel

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?

A - Composite

B - FormPanel

C - PopupPanel

D - DialogBox

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 logs to stdout and logged messages can only be seen in Development Mode in the DevMode window.

A - SystemLogHandler

B - DevelopmentModeLogHandler

C - ConsoleLogHandler

D - PopupLogHandler

Answer : A

Explaination

SystemLogHandler logs to stdout and logged messages can only be seen in Development Mode in the DevMode window.


gwt_questions_answers.htm

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