A packet filter firewall is blocking ICMP protocols. This means that:
a. Pings cannot pass through the firewall
b. Pings and Traceroute cannot pass through the firewall
c. Traceroute cannot pass through the firewall
d. IS-IS cannot pass through the firewall
b. Pings and Traceroute cannot pass through the firewall
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Create an application that allows users to add items to a daily task list. The application’s GUI should appear as in Fig. 14.16. The tasks should be placed in a JTextArea, one task per line. The application should also display the number of tasks to be performed. Use method String.valueOf to display the number of tasks in numberJText- Field.
a) Copying the template to your working directory. Copy the C:Examples Tutorial14ExercisesTaskList directory to your C:SimplyJava directory.
b) Opening the template file. Open the TaskList.java file in your text editor.
c) Declaring an instance variable. At line 24, declare instance variable counter of type int and initialize its value to 0. Add a comment before you declare the instance vari- able.
d) Adding code to the Add Task JButton’s actionPerformed event handler. At line
108, add code to the addTaskJButtonActionPerformed event handler. This event
handler should display the user input in the taskListJTextArea, increment the instance variable created in the previous step, update the numberJTextField that displays the number of tasks and clear the user input from the taskJTextField. Use method String.valueOf to display the number of tasks in the numberJTextField.
e) Saving the application. Save your modified source code file.
f) Opening the C
An event procedure is a Function procedure that is associated with a specific object and event.
Answer the following statement true (T) or false (F)
To view the results of a saved query, right-click the query in the Navigation Pane and click ____ on the shortcut menu.
A. Open B. Datasheet View C. Results View D. Run
A(n) ____ program can pose a threat because it can run without being compiled (that is, translated into computer-readable code).
A. ?Java B. ?JavaScript C. ?active content D. ?applet