If you have used Google Docs to create a word processing document, you have used cloud computing.
Answer the following statement true (T) or false (F)
True
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Malware that creates networks of infected computers that can be controlled from a central station is referred to as which of the following?
A. botnet B. Trojan C. logic bomb D. packet monkey
What is a hash table?
a. A key-value data structure b. Another name for a linked list c. A sorting algorithm d. A string matching algorithm
(To-Do List Application) Use a JTextArea as a to-do list. Enter each item in a JTextField, and add it to the JTextArea by clicking a JButton. The item should be displayed in a numbered list as in Fig. 8.27. To do this, you will need JTextArea method getLineCount, which returns the number of lines in a JTextArea. The following statement assigns the number of lines displayed in the outputJTextArea to int variable counter:
```
int counter = outputJTextArea.getLineCount();
```
```
a) Copying the template to your working directory. Copy the directory C:Examples Tutorial08ExercisesToDoList to your C:SimplyJava directory.
b) Opening the template file. Open the ToDoList.java file in your text editor.
c) Adding code to the event handler for the Add JButton. Add code to the addJBut- tonActionPerformed event handler (which begins in line 82) to obtain the number of lines displayed in the outputJTextArea. Get the user input from taskJText- Field append it the outputJTextArea with a line number in front of it. After the input is added to the outputJTextArea, clear the taskJTextField.
d) Saving the application. Save your modified source code file.
e) Opening the Command Prompt window and changing directories. Open the Com- mand Prompt window by selecting Start > Programs > Accessories > Command Prompt. Change to your working directory by typing cd C:SimplyJavaToDoList.
f) C
Many search engines print the page ____ and descriptions when they list pages in their search results.
A. indices B. bases C. titles D. keywords