Computer Knowledge

GUI and Web Frameworks

1,711 Questions

Graphical user interface and web frameworks involve layout management, directives, and application design across platforms like Android and Angular. These concepts are tested in computer science and IT officer competitive exams. Review these questions to understand UI components and coding standards.

Android layout attributesAngular structural directivesVB.Net web methodsJava Swing componentsSiebel application framework

GUI and Web Frameworks Questions

Multiple choice

Why will the control not appear in a page, when a visible property of a control is set to false?

  1. Because HTML code is generated for hiding the control.

  2. Because it will not appear in visual studio design surface.

  3. Because HTML code is not generated.

  4. Both 1 and 2

  5. Because the control has not been selected .
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The control does not appear since the HTML code for displaying it is not generated , since visible property of the control is set to false.

Multiple choice

Consider the following scenario: In a multiform application, the user started in FormA.

From FormA, the user invoked FormB using CALL_FORM.

From FormB, the user invoked FormC using OPEN_FORM.

From FormC, the user invoked FormD using OPEN_FORM.

From FormB, the user invoked FormE using CALL_FORM.

There is an additional form in the application, called FormF. Which of the following statements is true?

  1. FormF can be invoked from FormC using CALL_FORM.

  2. FormF can be invoked from FormA using OPEN_FORM.

  3. FormF can be invoked from FormD using CALL_FORM.

  4. FormF can be invoked from FormE using CALL_FORM.

  5. FormF can be invoked from FormB using OPEN_FORM.
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

FormF can be invoked from FormE using CALL_FORM.

Multiple choice

Which of the following methods is/are not present in the AbstractListModel class in Java?

  1. fireContentsChanged(Object src, int ind0, int ind1)

  2. fireIntervalAdded(Object src, int ind0, int ind1)

  3. fireContentsAdded(Object src, int ind0, int ind1)

  4. removeListDataListener(ListDataListener l)

  5. Both 3 and 4
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

This is the correct choice because there is no method fireContentsAdded(Object src, int ind0, int ind1) present in AbstractListModel class in Java.