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.

Questions and Answers

Q 1 - Which of the following is not a core component of GWT framework?

A - GWT Java to JavaScript compiler

B - JRE Emulation library

C - GWT UI building library

D - Web Browser

Answer : D

Explaination

Web Browser is not a core component of GWT framework.

Answer : C

Explaination

A module entry-point is any class that is assignable to EntryPoint and that can be constructed without parameters. When a module is loaded, every entry point class is instantiated and its EntryPoint.onModuleLoad() method gets called.

Q 5 - Which of the following gwt widget represents a standard check box?

A - CheckBox

B - GWTCheckBox

C - RadioBox

D - RadioButton

Answer : A

Explaination

CheckBox widget represents a standard check box. This class also serves as a base class for RadioButton.

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

A - Tree

B - MenuBar

C - CellTree

D - CellList

Answer : C

Explaination

CellTree widget represents a view of a tree. 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 7 - Which of the following panel lays all of its widgets out in a single vertical column?

A - Panel

B - FlowPanel

C - HorizontalPanel

D - VerticalPanel

Answer : D

Explaination

VerticalPanel widget represents a panel that lays all of its widgets out in a single vertical column.

Q 8 - Which of the following panel represents a panel that contains HTML, and which can attach child widgets to identified elements within that HTML?

A - DeckPanel

B - DockPanel

C - HTMLPanel

D - SimplePanel

Answer : C

Explaination

HTMLPanel represents a panel that contains HTML, and which can attach child widgets to identified elements within that HTML.

Answer : D

Explaination

Database is not a core component of GWT RPC.

Q 10 - GWT client and server both serialize and deserialize data automatically so developers are not required to serialize/deserialize objects and data objects can travel over HTTP.

A - true

B - false

Answer : A

Explaination

GWT client and server both serialize and deserialize data automatically so developers are not required to serialize/deserialize objects and data objects can travel over HTTP.

gwt_questions_answers.htm
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