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 - Application written in GWT is cross-browser compliant.

B - GWT automatically generates javascript code suitable for each browser.

C - GWT is open source and is licensed under the Apache License version 2.0.

D - All of the above.

Answer : D

Explaination

All of the above options are correct.

Q 2 - Which method of a entry-point class is called when GWT application starts?

Answer : B

Explaination

onModuleLoad() function gets called and acts similar to main method of a java 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 - Which of the following is correct about UIObject class of GWT?

A - Every UIObject has a primary style name that identifies the key CSS style rule that should always be applied to it.

B - More complex styling behavior can be achieved by manipulating an object's secondary style names.

C - Both of the above.

D - None of the above.

Answer : C

Explaination

Both of the above options are correct.

Q 5 - Which of the following gwt widget acts as a suggestion box?

Answer : C

Explaination

SuggestBox widget acts as a suggestion box. SuggestBox widget represents a text box or text area which displays a pre-configured set of selections that match the user's input. Each SuggestBox is associated with a single SuggestOracle. The SuggestOracle is used to provide a set of selections given a specific query string.

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

Answer : C

Explaination

Hidden widget represents a hidden field.

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 panel represents a panel that represents a tabbed set of pages, each of which contains another widget?

Answer : D

Explaination

TabPanel widget represents a panel that represents a tabbed set of pages, each of which contains another widget. Its child widgets are shown as the user selects the various tabs associated with them. The tabs can contain arbitrary HTML.

Q 9 - Which of the following is correct about GWT UiBinder?

A - The UiBinder is a framework designed to separate Functionality and View of User Interface.

B - The UiBinder framework allows developers to build gwt applications as HTML pages with GWT widgets configured throughout them.

C - The UiBinder framework makes easier collaboration with UI designers who are more comfortable with XML, HTML and CSS than Java source code.

D - All of the above.

Answer : D

Explaination

All of the above options are correct.

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.

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