(TCOs 1, 4, and 6) A JList can be populated from

an array.

an ArrayList.

a DefaultListModel.

All of the above

(TCOs 1, 4, and 6) Which statement adds the JList component myList to the JFrame using a scroll pane?

add myList.setScrollable(true);

add(JScrollPane(myList);

add(new JScrollPane(myList));

add JScrollPane.myList;

(TCOs 1, 4, and 6) Class _____ represents a dynamically resizable array-like data structure.

Array

Arrays

ArrayList

ListArray

(TCOs 1, 4, and 6) Which method will remove all elements in an ArrayList employees?

employees.delete()

employees.clear()

employees.empty()

employees.remove()

(TCOs 1, 4, and 6) When an item in a JList is selected by the user, a _____ occurs.

ListSelectionEvent

ItemSelectionEvent

ItemClickedEvent

ListClickedEvent

(TCOs 1, 4, and 6) Which component allows users to access a layer of GUI components via a tab?

JTabs

JTabPane

JTabbedPane

JTabPanel

(TCOs 1, 4, and 6) A tool tip can be specified for a tab using the _____ method.

Tooltip

addTab

setTooltip

tabTip

(TCOs 1, 4, and 6) Suppose ArrayList cities contain the two strings {Chicago, Miami}. Which of the following methods will cause the list to become {Chicago, Houston,Miami}?

cities.add(Houston)

cities.add(0, Houston)

cities.add(1, Houston)

cities.add(2, Houston)

(TCOs 1, 4, and 6) Which of the following is false regarding overriding of the toString method?

toString method must have no parameters.

toString method must have parameters.

The string representation of the object is determined by the programmer.

toString method must return a String.

(TCOs 1, 4, and 6) If your GUI has multiple tabs and you want to know the index of the tab currently selected, use the method

getSelectedComponent.

getIndex.

getSelectedIndex.

getSelected.