Question 1

To add functionality to a control such as a Button or ListBox, you need to ____________ for it.

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Question 2

All event-handler take two parameters. The first parameter, object sender, represents the source that raises the event, and the second parameter is the data for the event; thus, they normally have the same ____________.

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Question 3

The ListBox ____________ property has selection values of MultiSimple, MultiExtended, None and One.

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Question 4

____________ controls can be used to display a list of items from which the user can make single or multiple selections. A scroll bar is automatically added to the control if the total number of items exceeds the number that can be displayed.

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Question 5

The ____________ method associated with the predefined dialog classes, like FontDialog or ColorDialog causes the dialog box to be displayed.

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Question 6

Objects like colorDialog, fontDialog, ToolTip and MenuStrip are added to the ____________ for the application when they are dragged and dropped onto the form.

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Question 7

A(n) ____________ is an underlined character in the text of an menu item or on the label of a control such as a button that enables user to click the button, without using the mouse, by pressing the Alt key in combination with the predefined character.

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Question 8

The ListBox object allows multiple options for retrieving selections. When multiple selections are made, to retrieve all of the selections, the ____________ property cannot be used since it retrieves a single selection, the first one selected.

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Question 9

In order to add values to the ListBox at run time, invoke the Add( ) method on the ____________ property.

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Question 10

____________ objects have an added feature over a ListBox objects that they contain their own text box field as part of the object, but they allow only a single selection to be made.

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Question 11

You can assign a(n) ____________ to controls, such as text boxes or menu items, so that text is displayed when the cursor is rested on top of the component.

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Question 12

The ____________ event fires when a key is pressed while the control has focus.

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Question 13

One way to convert item objects retrieved from ListBoxes to strings for displaying is to use the Text property for retrieval. Another option is to retrieve the values as objects using the SelectedItem property and invoke the ____________ method.

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Question 14

The ____________ property can be set for RadioButton controls to indicate which button is initially selected.

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Question 15

The default event-handler method for CheckBox objects is ____________.

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Quiz 10: Programming Based on Events