____ is a proprietary audio format developed by Microsoft to compete with MP3s.
A. AU
B. MIDI
C. WMA
D. MPEG
Answer: C
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If you wish to remove a form from a project and delete its file from the disk, first right-click on the form's entry in the Solution Explorer window, and on the pop-up menu, click ____________.
a. Erase b. Remove c. Delete d. Purge
Modify the Shipping Hub application created in this tutorial so that when the user double clicks a Parcel’s ID in parcelStateJList, that Parcel’s information will be displayed in a JOptionPane (Fig. 19.57). An empty method called parcelStateJListMouseDoubleClicked is provided for you. This method will exe- cute when an item in parcelStateJList is double clicked.You will add this exercise’s func- tionality to this method. At this point, you do not need to understand how to handle events related to the mouse—this will be covered in Tutorial 21.
a) Copying the template to your working directory. Copy the C:Examples Tutorial19ExercisesModifiedShippingHub directory to your C:SimplyJava directory.
b) Opening the template file. Open the ShippingHub.java file in your text editor.
c) Retrieving the selected Parcel’s ID. Find the parcelStateJListMouseDouble- Clicked method, which begins at line 593. Inside the parcelStateJListMouseDou- bleClicked method, declare variable int number to hold the number of the Parcel the user has selected to display. To do this, you need to call the getSelectedValue method of class JList. This method returns the item currently selected in the JList as an Object. You will need to convert this Object to a String, then to an Integer, before finally storing the value in number.
d) Creating the Iterator. To cycle through the Parcels in parcelsArrayList, you need to create an Iterator. Create an Iterator (parcelIterator) to iterate through parcelsArrayList.
e) Creating the while statement. Add a whi
Loading historical data into a separate table and using that table as a data source can reduce time and provide a convenient data archive. Remember that the data in the new table is just a ________ of the data at a specific time
Fill in the blank(s) with correct word
Describe the importance of enabling the safe operation of applications.
What will be an ideal response?