As shown in the accompanying figure, the basic unit of a PowerPoint presentation is a ____.
A. slide
B. placeholder
C. layout
D. title
Answer: A
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Write an application that calculates the cost of all the supplies added to the user’s shopping list (Fig. 23.17). The application should contain two JLists. The first JList contains all the supplies offered and their respective prices. Users should be able to select the desired supplies from the first JList and add them to the second JList. The user may select an item in the first JList multiple times. Provide a Calcu- late JButton that displays the total price for the user’s shopping list (the contents of the second JList).
a) Copying the template to your working directory. Copy the C:Examples Tutorial23ExercisesSupplyCalculator directory to your C:SimplyJava directory.
b) Opening the template file. Open the SupplyCalculator.java file in your text edi- tor.
c) Adding code to the calculcateJButtonActionPerformed method. In the calcu- lateJButtonActionPerformed method (lines 242–245), declare two variables—the first should be a double (called total), which will keep track of the total price. The second will be a String (called price) used as a temporary variable for the price. Then, add a for statement to loop through all the items in the ArrayList userAr-
rayList. You will use this for statement to iterate through each item in the Items in Your List: JList. These items have already been added to the userArrayList for you.
d) Extracting the prices and calculating the total. Inside the for statement you added in Step c, convert the current item from the userArrayList into a String. Store t
When initializing pointers you must be careful to set an address in the pointer.
Answer the following statement true (T) or false (F)
A message selected in the message list will display in the ____, as shown in the accompanying figure.
A. Mail folder pane B. Inbox C. Reading Pane D. title bar
EXX Case 3-1Coach Wright is the coach of the varsity football team. In preparation for his next team meeeting, he wants to create some charts tracking the players weight, time spent in practice, and game performance. Coach Wright wants to segment his PivotTable data in multiple layers. He will click the _____ button in the Sort & Filter group on the PivotTable Tools Options tab.
A. What-If Analysis B. PivotTable C. New Source D. Insert Slicer